| 1200 | Henry de Bohun, 1st Earl of Hereford [1011896256] was titled as 1st Earl of Hereford. |
| 1200 | Richard de Lucy, Lord of Egremont and Copeland [2023791906] and Ada de Morville [2023791907] were married. |
| 1200 | Richard de Clare, 6th Earl of Clare [1011896304] and Amice fitz Robert, Countess of Gloucester [1011896305] Seperation. |
| 1200 | Aymer de Valence, Count of Angoulme [Aymer Taillifer] [163839498] was titled as Comte de la Marche. |
| 1200 | Sir Peter de Prouz, of Chagford [327664176] and Mary de Vernon [327664177] were married. |
| Estimated 1200 | William de Braiose, V, 6th Baron of Braoise [William the Younger] [81887310] was born. |
| About 1200 | Robert de Newburgh [40943616] was born. |
| About 1200 | Sir Warin de Bostock, Lord of Bostock [252975104] was born. |
| After 1200 | Mathilde de Clermont [Maud] [1011896267] died. |
| From 1200 to 1207 | Sir William Marshal, 3rd Earl of Pembroke [163774622] was titled as Sheriff of Sussex. |
| From 1200 to 1207 | Sir William Marshal, 3rd Earl of Pembroke [163774622] was titled as Sheriff of Gloucestershire. |
| Before March of 1200 | Arnoul de Guines, II, Count of Guines [2023791928] and Beatrix de Bourbourg, Chatelaine of Bourbourg [2023791929] were married. |
| May 23, 1200 | Louis, VIII, King of France [Louis the Lion] [505948116] and Blanche, of Castile [505948117] were married. |
| August 24, 1200 | John Plantagenet, I, King of England [John Lackland] [81919748] and Isabelle d'Angouleme, Countess of Angouleme [81919749] were married in Bordeaux Catherdral, Bordeaux, France. |
| September 19, 1200 | Aubry de Dammartin, III, Count of Dammartin [1011896266] died in London, England. |
| October 8, 1200 | Isabelle d'Angouleme, Countess of Angouleme [81919749] was titled as Queen Consort of England. |
| October 9, 1200 | Isabel Marshal [505948153] was born. |
| After November 13, 1200 | Thomas [8095167538] died. |
| November 19, 1200 | Margery de Braiose [2023791923] died. |
| December of 1200 | Roland, Lord of Galloway [4047583564] died. |
| 1201 | Marie, of Swabia [505948119] was born. |
| 1201 | Margaret de Huntingdon [2023792513] died. |
| 1201 | Enguerrand de Coucy, III, Count of Perche [1011895966] He Married 1. |
| About 1201 | Amabel de Lucy [1011895953] was born. |
| After 1201 | Lucy _____ [327678089] died. |
| From 1201 to 1212 | Henry de Chambernon, of Ilfracombe [163839488] Event he was lord of 1 fee under the Honour of Gloucester. |
| 1202 | Sir Robert de Harcourt, of Stanton-Harcourt [4047585006] died. |
| 1202 | Sir Robert de Harcourt, of Stanton-Harcourt [4047585006] was titled as Sheriff of Warwick. |
| 1202 | Sir Robert de Harcourt, of Stanton-Harcourt [4047585006] was titled as Sheriff of Leicester. |
| 1202 | Guiges, VI, Dauphin de Viennois [2023792406] was titled as Comte de Dap et d'Embrun. |
| 1202 | William Longespee, Earl of Salisbury [1011896316] Event went on a diplomatic mission to France. |
| 1202 | Enguerrand de Coucy, III, Count of Perche [1011895966] was titled as Count of Roucy. |
| 1202 | Boniface, Marchese di Saluzzo [1011896200] and Maria di Torres [1011896201] were married. |
| Between 1202 and 1207 | Sir Reynold de Mohun, II, Lord of Dunster [81919522] was born. |
| From 1202 to 1204 | William de Cantilupe, Sheriff of Warwick and Leicester [163774616] was titled as Sheriff of Warwick and Leicester. |
| May 7, 1202 | Hamelin Plantagenet, 5th Earl of Surrey [1011896208] died. |
| June of 1202 | Guiges, VI, Dauphin de Viennois [2023792406] and Beatrix de Sabran, Countess of Gap [2023792407] were married in Saint-Firmin-sur-le-Buech, France. |
| June 16, 1202 | Aymer de Valence, Count of Angoulme [Aymer Taillifer] [163839498] died in Limoges, France. |
| August of 1202 | Boniface, Marchese di Saluzzo [1011896200] and Maria di Torres [1011896201] signed a marriage contract. |
| Before 1203 | Millicent de Gournay [81887309] She Married 1. |
| 1203 | William le Fleming, of Aldingham [4047583768] died. |
| 1203 | William Longespee, Earl of Salisbury [1011896316] was titled as Keeper of the Castle at Avranches. |
| About 1203 | William de Chambernoun [163839586] was born. |
| About 1203 | William de Fiennes, I [505948132] and Agnes de Dammartin [505948133] were married. |
| Between 1203 and 1207 | Marguerite de Viennois [1011896203] was born. |
| From 1203 to 1207 | William Longespee, Earl of Salisbury [1011896316] was titled as Sheriff of Wiltshire. |
| Between 1203 and 1211 | Adam de Audley, of Alditheley [126487612] died. |
| Before June 30, 1203 | Orable Louchers [2023792437] died. |
| 1204 | Isaac Angelos, II, Emperor of Byzantium [2023792478] died (died in prison) in Constantinople, Byzantium. |
| 1204 | William Longespee, Earl of Salisbury [1011896316] Event escorted Llewelyn to the King at Worcester. |
| 1204 | Enguerrand de Coucy, III, Count of Perche [1011895966] He Married 2. |
| 1204 | Maud de Beaumont [655328355] Lived. |
| 1204 | Alan fitz Walter, 2nd High Steward of Scotland [327679096] died in Scotland. |
| About 1204 | Helen, of Galloway [1011895891] was born. |
| From 1204 to 1207 | William de Montagu, Sheriff of Somerset and Dorset [327679136] was titled as Sheriff of Somerset and Dorset. |
| From 1204 to 1207 | William de Montagu, Sheriff of Somerset and Dorset [327679136] was titled as Custodian of Sherborne Castle. |
| Before January 15, 1204 | Gerald fitz Maurice, 1st Baron of Offlay [1011896312] died. |
| March 3, 1204 | Eleanor, of Aquitaine, Queen of France [163839497] died. |
| May 1, 1204 | Maud de Beaumont [655328355] Lived at France. |
| After May 1, 1204 | Maud de Beaumont [655328355] died. |
| July 24, 1204 | Agnes de Baudemont [4047583867] died. |
| December 12, 1204 | Waleran de Newburgh, 4th Earl of Warwick [2023792502] died. |
| 1205 | Hugh de Lacy, 1st Earl of Ulster [4047583566] was titled as 1st Earl of Ulster. |
| 1205 | William de Burgh, Lord of Connaught [2023791920] died. |
| 1205 | William Longespee, Earl of Salisbury [1011896316] Event led a small band of knights to Rochelle. |
| 1205 | William Longespee, Earl of Salisbury [1011896316] was titled as Keeper of the Castle and Honor of Eye. |
| 1205 | Enguerrand de Coucy, III, Count of Perche [1011895966] was titled as Count of Perche. |
| 1205 | Sir William Marshal, 3rd Earl of Pembroke [163774622] Event at co. Hereford, England granted Goderich Castle. |
| 1205 | William de Cantilupe, Sheriff of Warwick and Leicester [163774616] was titled as Governor of the Castles of Hereford and Wilton. |
| About 1205 | William Prouz, of Gidley [163832088] was born. |
| About 1205 | Margaret de Vernon [126484483] was born. |
| About 1205 | Sir Reynold de Mohun, I, Earl of Somerset [163839044] and Alice de Briwere [163839045] were married (6 John). |
| Between 1205 and 1211 | Simon de Dammartin, Count of Ponthieu [505948142] was titled as Count of Aumale. |
| After 1205 | Elizabeth de Courtenay [327678999] died. |
| January 2, 1205 | Baudoin de Guines, II, Count of Guines [4047583856] died. |
| Before May 29, 1205 | Geoffrey fitz Piers, 4th Earl of Essex [163839046] and Aveline de Clare [163839047] were married. |
| 1206 | Harald Maddadsson, Jarl of Orkney [655358198] died in Scotland. |
| 1206 | Sir John Savage, of Stennesby [15811104] Lived. |
| About 1206 | Margaret de Quincy [505948155] was born. |
| About 1206 | Hugues de Lusignan, IX, Count of La Marche [le Brun] [1011896212] Event taken prisoner while headed to the Holy Land. |
| After 1206 | Robert de Beauchamp, III, Lord of Hatch [81919520] was born. |
| After 1206 | Isabel de Camville [4047585007] died. |
| After 1206 | Agnes [2023792433] died. |
| After 1206 | Robert de Vere, 3rd Earl of Oxford [1011896216] and Isabel de Bolebec, of Wraysbury [1011896217] were married. |
| June 24, 1206 | Alix de Champagne [2023792465] died in Paris, France. |
| October 1, 1206 | Henry Plantagenet, III, King of England [252974056] was born. |
| November of 1206 | William Longespee, Earl of Salisbury [1011896316] Event was part of the escort of William the Lion King of Scots to meet King John at York. |
| November of 1206 | Isabelle d'Angouleme, Countess of Angouleme [81919749] was titled as Countess d'Angouleme. |
| Before 1207 | Sir John fitz Geoffrey, Lord of Hallamshire [505948126] was born. |
| 1207 | Sir Robert de Beaumont, Count de Meulan [1310656710] died. |
| 1207 | Saher de Quincy, IV, 1st Earl of Winchester [1011896218] was titled as 1st Earl of Winchester. |
| About 1207 | Henry, II, Duke of Brabant [505948118] was born. |
| Between 1207 and 1212 | Hugh Bigod, 3rd Earl of Norfolk [1011896254] and Maud Marshal, Countess of Norfolk [505948105] were married. |
| Between 1207 and 1211 | Gilchrist, 4th Earl of Angus [327679098] died. |
| Before 1208 | Humphrey de Bohun, V, 2nd Earl of Hereford [505948128] was born. |
| 1208 | Sancha, of Castile [2023792457] died. |
| 1208 | Walter de Lacy, Lord of Meath [2023791922] Event obtained a confirmation of his dominion of Meath. |
| 1208 | William de Montagu, Sheriff of Somerset and Dorset [327679136] was titled as Justiciar. |
| About 1208 | Sir Ralph d'Aubigne, Seigneur of Landal [40959888] was born. |
| Estimated 1208 | Eva Marshal, of Pembroke [81887311] was born. |
| Between 1208 and 1211 | Simon de Dammartin, Count of Ponthieu [505948142] and Marie, Countess of Ponthieu [505948143] were married. |
| June 21, 1208 | Philip, II, Emperor of Germany [1011896238] died (murdered by Otto of Wittelsbach) in Bamberg, Germany. |
| August 27, 1208 | Irene Angelica, of Byzantium [1011896239] died in Hohenstaufen, Germany. |
| 1209 | Alfonso, II, Count of Provence [1011896228] died. |
| 1209 | Sir William Malet, II, Lord of Curry Malet [163774594] was titled as Sheriff of Somerset and Devon. |
| January 5, 1209 | Richard, 2nd Earl of Cornwall [40959874] was born. |
| March of 1209 | William Longespee, Earl of Salisbury [1011896316] Event headed an embassy to the prelates and princes of Germany. |
| December of 1209 | William Longespee, Earl of Salisbury [1011896316] was titled as Keeper of the March of Wales. |
| Before 1210 | Grace [8095167539] She Married 2. |
| 1210 | William Longespee, Earl of Salisbury [1011896316] Event attended King John on his expedition to Ireland. |
| 1210 | Angus, Lord of Bute and Arran [327679100] died (slain). |
| 1210 | Lady Maud de St. Valery, Dame de la Haie [327549241] died (starved to death by King John) in Corfe or Windsor Castle, England. |
| 1210 | James Macrory, Lord of Bute [163839550] died (slain). |
| 1210 | Sir William Marshal, 3rd Earl of Pembroke [163774622] Event at Leinster, Ireland granted the province of Leinster. |
| About 1210 | Hugh de Vere, K.B., 4th Earl of Oxford [505948108] was born. |
| From 1210 to 1212 | Rose de Tracy [163839489] Event he was lord of 1 fee under the Honour of Gloucester. |
| Between October of 1210 and 1216 | Piers de Montfort, of Beaudesert [81919788] was born (he was a minor in 1216 and on Oct. 1231). |
| 1211 | Walter de Lacy, Lord of Meath [2023791922] Event he was forced to deliver all his possessions to King John for opposing him. |
| 1211 | Roger de Lacy, Constable of Chester [1011896308] died. |
| 1211 | Maud, of Flanders [1011896237] died. |
| 1211 | Guiges, VI, Dauphin de Viennois [2023792406] and Beatrix de Sabran, Countess of Gap [2023792407] Seperation. |
| 1211 | Ralph de Somery, Baron Dudley [252978132] died. |
| 1211 | William de Cantilupe, Sheriff of Warwick and Leicester [163774616] Event he was the King's steward. |
| From 1211 to 1212 | Henry de Chambernon, of Ilfracombe [163839488] Event he was lord of 1 fee under the Honour of Gloucester. |
| January 29, 1211 | Queen Adeliza, of Louvain [1011912537] She Married 1. |
| August 9, 1211 | William de Braiose, 5th Baron de Braiose [327549240] died in Corbeil near Paris, France. |
| 1212 | Robert Bussel [1011895330] Event at Euxton, Lancastershire, England was granted the service of two ploug-lands in Euxton by Roger de Lacy. |
| 1212 | Alice de Cary [327679073] Lived. |
| 1212 | Henry de Chambernon, of Ilfracombe [163839488] died. |
| About 1212 | Maud de Warenne [2023792519] died. |
| About 1212 | Enguerrand de Coucy, III, Count of Perche [1011895966] and Marie de Montmirail, Dame de Conde-Brie [1011895967] were married. |
| From 1212 to 1213 | William Longespee, Earl of Salisbury [1011896316] was titled as Keeper of Dover Castle. |
| After 1212 | Agnes de Dammartin [505948133] died. |
| April 1, 1212 | Petronilla de Grandmesnil [2023792439] died. |
| From May of 1212 to March of 1216 | William Longespee, Earl of Salisbury [1011896316] was titled as Sheriff of Cambridge and Huntingdon. |
| August of 1212 | William Longespee, Earl of Salisbury [1011896316] was titled as Supervisor of the keeper of the Archbishopric of Canterbury. |
| About September of 1212 | William Maudit, Lord of Hanslope and Hartley Maudit [1011896250] and Alice de Newburgh [1011896251] were married. |
| After September of 1212 | Alice de Harcourt [2023792503] died. |
| Between November 24, 1212 and 1213 | Richard de Molyneux, Lord of Sextone [2023790592] died. |
| 1213 | Jean de Montmirail, Chatelain of Cambrai [2023791934] Event at Longpont, France became a monk. |
| 1213 | Richard de Lucy, Lord of Egremont and Copeland [2023791906] died. |
| 1213 | Henry, I, Duke of Brabant [1011896236] He Married 2. |
| 1213 | Lambert de Multon [1011895952] and Amabel de Lucy [1011895953] were married. |
| 1213 | Sir Reynold de Mohun, I, Earl of Somerset [163839044] died. |
| About 1213 | William de Montagu [81919784] was born. |
| About 1213 | Gauthier de Bourbourg [4047583858] died. |
| About 1213 | William fitz Alan, Lord of Oswestry and Clun [2023792384] died. |
| From 1213 to 1225 | William Longespee, Earl of Salisbury [1011896316] was titled as Sheriff of Wiltshire. |
| April 28, 1213 | Amadeo, IV, Count of Savoy [1011896202] Betrothed. |
| May of 1213 | William Longespee, Earl of Salisbury [1011896316] Event at Dover, England one of 4 Earls who swore that King John would observe the Papal See and witnessed his homage. |
| October 14, 1213 | Geoffrey fitz Piers, 4th Earl of Essex [163839046] died. |
| Before 1214 | Jordan de Chambernun [327679172] was buried at Christchurch Priory, England. |
| 1214 | Alexander Stewart, 4th High Steward of Scotland [81919774] was born in Scotland. |
| 1214 | William Longespee, Earl of Salisbury [1011896316] was titled (to the King of England) as Marshal. |
| 1214 | Eleanor, of England [1011896235] died. |
| 1214 | Alfonso, VIII, King of Castile [Alfonso the Good] [1011896234] died. |
| 1214 | Robert de Vere, 3rd Earl of Oxford [1011896216] was titled as 3rd Earl of Oxford. |
| 1214 | John de Lacy, 7th Earl of Lincoln [505948154] Event he paid 7000 marks to the crown to discharge his father's debts, and for livery of the lands of his inheritance. |
| 1214 | Henry de Audley, Sheriff of Staffordshire [63243806] Event bought large estates from Eleanor Malbank. |
| Between 1214 and 1224 | Beatrix de Bourbourg, Chatelaine of Bourbourg [2023791929] died. |
| After 1214 | Mable fitz Robert [327678977] died. |
| Before August 19, 1214 | Roger de Mortimer, Lord Mortimer of Wigmore [2023792392] died. |
| Before August 25, 1214 | Hervey Bagot [505956224] died. |
| About September 25, 1214 | Hugues de Gournay, V [163774618] died. |
| October of 1214 | Sir Gilbert de Clare, 7th Earl of Clare [505948152] and Isabel Marshal [505948153] were married. |
| Before 1215 | Grace de Briwere [163774621] died. |
| Before 1215 | Hervey Bagot de Stafford [252978112] and Pernell de Ferrers [252978113] were married. |
| 1215 | Roger Bigod, 2nd Earl of Norfolk [2023792508] Event Magna Carta surety. |
| 1215 | Walter de Lacy, Lord of Meath [2023791922] Event he was allowed to repossess Ludlow. |
| 1215 | Alan, Lord of Galloway [2023791782] Event Magna Carta surety. |
| 1215 | Richard de Clare, 6th Earl of Clare [1011896304] Event Magna Carta surety. |
| 1215 | Henry de Bohun, 1st Earl of Hereford [1011896256] Event Magna Carta surety. |
| 1215 | Hugh Bigod, 3rd Earl of Norfolk [1011896254] Event Magna Carta surety. |
| 1215 | Saher de Quincy, IV, 1st Earl of Winchester [1011896218] Event Magna Carta surety. |
| 1215 | Robert de Vere, 3rd Earl of Oxford [1011896216] Event Magna Carta surety. |
| 1215 | Boniface, Marchese di Saluzzo [1011896200] was titled as Marchese di Saluzzo. |
| 1215 | John de Lacy, 7th Earl of Lincoln [505948154] Event Magna Carta surety. |
| 1215 | Sir Gilbert de Clare, 7th Earl of Clare [505948152] Event Magna Carta surety. |
| 1215 | William de Montagu, Sheriff of Somerset and Dorset [327679136] Event confirmed a grant of Shipton church to the canons of Bruton. |
| 1215 | William de Montagu, Sheriff of Somerset and Dorset [327679136] Event rebelled, but soon submitted for which he was fined 500 marks. |
| 1215 | Thomas Basset, Lord of Headington [327549190] Event Magna Carta surety. |
| 1215 | William d'Aubigny, III, 3rd Earl of Arundel [252978134] Event named in the Magna Carta. |
| 1215 | Sir William Marshal, 3rd Earl of Pembroke [163774622] Event named in the Magna Carta. |
| 1215 | Reginald de Braiose, Lord of Abergavenny [163774620] was titled as Lord of Abergavenny. |
| 1215 | Sir William Malet, II, Lord of Curry Malet [163774594] Event Magna Carta surety. |
| 1215 | Nicholas Poyntz, Lord of Tockington and Swell [163774592] Event sided with the Barons against King John for which his lands were confiscated. |
| 1215 | Roger la Zouche, Sheriff of Devonshire [40943652] Event a witness to Henry III's confirmation of the Magna Carta. |
| About 1215 | William Brereton [126487560] was born. |
| About 1215 | Sir William Manwaring, of Over Peover [7905536] was born. |
| About 1215 | Hervey de Stafford [126489056] was born. |
| About 1215 | Mary Darce [31621955] was born. |
| About 1215 | Hawise de Reviers [655357955] died. |
| From 1215 to 1234 | Alan, Lord of Galloway [2023791782] Event Constable of Scotland. |
| February of 1215 | Manfred, II, Marquess of Saluzzo [1011896206] died (20/27). |
| May of 1215 | William Longespee, Earl of Salisbury [1011896316] Event one of 3 Earls appointed to examine the Royal castles. |
| June of 1215 | William Longespee, Earl of Salisbury [1011896316] Event was at Runnymede on the King's side. |
| August of 1215 | Henry, II, Duke of Brabant [505948118] and Marie, of Swabia [505948119] were married. |
| After September 5, 1215 | Beatrix de Sabran, Countess of Gap [2023792407] died. |
| Before 1216 | William de Cantelou, of Calne [81887308] and Millicent de Gournay [81887309] were married. |
| 1216 | Robert, I, Count of Artois [252974058] was born. |
| 1216 | Walter de Lacy, Lord of Meath [2023791922] Event recovered most of his lands in Ireland. |
| 1216 | Nicholas Poyntz, Lord of Tockington and Swell [163774592] Event his lands were restored. |
| 1216 | Richard, 2nd Earl of Cornwall [40959874] was titled as Constable of Wallingford Castle. |
| About 1216 | Joan de Dammartin, Countess of Ponthieu [252974071] was born. |
| About 1216 | Guiges, VI, Dauphin de Viennois [2023792406] He Married 2. |
| About 1216 | Sir William Malet, II, Lord of Curry Malet [163774594] died. |
| From 1216 to 1272 | Henry Plantagenet, III, King of England [252974056] was titled as King of England. |
| From 1216 to 1219 | Sir William Marshal, 3rd Earl of Pembroke [163774622] Event Regent of England. |
| From 1216 to 1219 | Sir William Marshal, 3rd Earl of Pembroke [163774622] was titled as Regent of the Realm. |
| About March 23, 1216 | Sir Hugh Poyntz [81887296] and Hawise Malet [81887297] were married. |
| June of 1216 | William Longespee, Earl of Salisbury [1011896316] Event surrendered Salisbury Castle to King Louis of France. |
| July 17, 1216 | Sir Hugh Poyntz [81887296] served in the military at Worcester, England captured and imprisoned. |
| October 19, 1216 | John Plantagenet, I, King of England [John Lackland] [81919748] died in Newark Castle, Nottinghamshire, England. |
| Before November 21, 1216 | Thurstan de Montfort, of Beuadesert [163839576] died (he was a minor at his father's death). |
| Before 1217 | Dreux de Montagu [163839568] died (d.v.p.). |
| 1217 | Eleanor, of Provence [252974057] was born. |
| 1217 | Walter de Lacy, Lord of Meath [2023791922] was titled as Sheriff of Herefordshire. |
| 1217 | Robert de Quincy, II, Earl of Winchester [1011896310] died in London, Middlesex, England. |
| 1217 | Henry de Audley, Sheriff of Staffordshire [63243806] and Bertred Mainwaring [63243807] were married. |
| After 1217 | Sibyl de Boulogne [1011896265] died. |
| From 1217 to 1252 | St. Ferdinand, III, King of Castile and Leon [Ferdinand the Saint] [252974070] was titled as King of Castile. |
| From 1217 to 1230 | Nicholas Poyntz, Lord of Tockington and Swell [163774592] Event steward of Gilbert, Earl of Gloucester. |
| From 1217 to 1220 | Henry de Audley, Sheriff of Staffordshire [63243806] was titled as Under Sheriff of Salop. |
| Between January 1, 1217 and November 28, 1217 | Richard de Clare, 6th Earl of Clare [1011896304] died. |
| After February of 1217 | Alix de Dreux [2023791933] died. |
| March 7, 1217 | William Longespee, Earl of Salisbury [1011896316] Event his lands were restored to him. |
| March 14, 1217 | William Longespee, Earl of Salisbury [1011896316] Event was granted Sherborne Castle and the county of Somerset. |
| June of 1217 | Sir Alan Basset, Lord of Wycombe [327679138] Event was granted custody of William de Montagu, Sheriff of Somerset and Dorset's, lands after his death. |
| About June of 1217 | William de Montagu, Sheriff of Somerset and Dorset [327679136] died. |
| June 11, 1217 | Elena de Morville [4047583565] died. |
| July of 1217 | Maurice fitz Gerald, Knt., 2nd Baron of Offlay [505948156] Event knighted. |
| August of 1217 | William Longespee, Earl of Salisbury [1011896316] Event was with Hubert de Burgh in the victory over the French fleet off Thanet. |
| From August 14, 1217 to December of 1217 | William Longespee, Earl of Salisbury [1011896316] was titled as Sheriff of Somerset. |
| From August 17, 1217 to December of 1217 | William Longespee, Earl of Salisbury [1011896316] was titled as Sheriff of Devon. |
| September of 1217 | William Longespee, Earl of Salisbury [1011896316] Event witnessed the treaty with King Loius of France at Lambet. |
| Between September 8, 1217 and September 10, 1217 | William de Vernon, 5th Earl of Devon [655328354] died. |
| September 28, 1217 | Jean de Montmirail, Chatelain of Cambrai [2023791934] died in Longpont, France. |
| November 28, 1217 | Sir Gilbert de Clare, 7th Earl of Clare [505948152] Event inherited the Clare lands and titles including over 500 knight fees (38y). |
| 1218 | Walter de Lacy, Lord of Meath [2023791922] was titled as Sheriff of Herefordshire. |
| 1218 | Ada de Morville [2023791907] She Married 2. |
| 1218 | Boniface, Marchese di Saluzzo [1011896200] died. |
| 1218 | Manfredo, III, Marquis of Saluzzo [505948100] was titled as Marquis of Saluzzo. |
| After 1218 | Patrick de Chaworth, of Kempsford [252974060] was born. |
| February 12, 1218 | Alice de Courtenay [163839499] died. |
| Before 1219 | Juliana Bardolf [163774593] died. |
| 1219 | Maud de Clare [1011896309] Event sued Reginald de Braose, her brother-in-law, for the family lands. |
| 1219 | Saher de Quincy, IV, 1st Earl of Winchester [1011896218] Event Crusader who assisted in the seige of Damietta. |
| 1219 | Roger de Quincy, 2nd Earl of Winchester [1011895890] Event accompanied his father on the 5th Crusade. |
| 1219 | John de Lacy, 7th Earl of Lincoln [505948154] Event Crusader. |
| 1219 | Hugues de Lusignan, X, Count of La Marche and Angouleme [Hugh le Brun] [505948106] was titled as Sire de Lusignan. |
| 1219 | Hugues de Lusignan, X, Count of La Marche and Angouleme [Hugh le Brun] [505948106] was titled as Count of La Marche. |
| 1219 | Guglielmo, II, Marquis of Ceva [505948102] died. |
| 1219 | William d'Aubigny, III, 3rd Earl of Arundel [252978134] Event Crusader. |
| Between 1219 and 1224 | Aline Basset [163839569] She Married 2. |
| May 1, 1219 | Raoul de Lusignan, I, Count of Eu [1011896258] died. |
| Before May 14, 1219 | Sir William de Ferrers, 5th Earl of Derby [505947944] He Married 1. |
| May 14, 1219 | Sir William Marshal, 3rd Earl of Pembroke [163774622] died in Caversham, England. |
| About June 5, 1219 | Raymond Berenger, V, Count of Provence [505948114] and Beatrice, of Savoy [505948115] were married. |
| June 17, 1219 | David, Earl of Huntington [505950242] died. |
| Before November 3, 1219 | Saher de Quincy, IV, 1st Earl of Winchester [1011896218] died in Damietta, Egypt. |
| November 5, 1219 | Hugues de Lusignan, IX, Count of La Marche [le Brun] [1011896212] died in Damietta, Egypt. |
| November 21, 1219 | Guiges, VI, Dauphin de Viennois [2023792406] He Married 3. |
| 1220 | Arnoul de Guines, II, Count of Guines [2023791928] died. |
| 1220 | Ela de Salisbury, Countess of Salisbury [1011896317] Event laid the 5th stone at the founding of the new catherderal at Sarum. |
| 1220 | William Longespee, Earl of Salisbury [1011896316] Event laid the 4th stone at the founding of the new catherderal at Sarum. |
| 1220 | Maud fitz Geoffrey de Mandeville, Countess of Essex [1011896257] was titled as Countess of Essex. |
| 1220 | Baudouin de Guines, III, Count of Guines [1011895964] was titled as Count of Guines. |
| 1220 | Hugues de Lusignan, X, Count of La Marche and Angouleme [Hugh le Brun] [505948106] was titled as Count of Angouleme (Comte d'Angouleme). |
| 1220 | Thomas Basset, Lord of Headington [327549190] died. |
| 1220 | Isabel de Clare, Countess of Pembroke [163774623] died. |
| About 1220 | Hawise de London [252974061] was born. |
| About 1220 | William le Fleming, of Aldingham [1011895942] was born. |
| About 1220 | Sir Nicholas Poyntz, Lord of Tockington [40943648] was born. |
| About 1220 | _____ de Bostock, Lord of Bostock [126487552] was born. |
| About 1220 | Margaret de Quincy [505947945] was born. |
| About 1220 | Sir Warin de Bostock, Lord of Bostock [252975104] and Hawise Kevelioc, of Chester, 6th Countess of Lincoln [252975105] were married. |
| After 1220 | Margaret Biset [40943653] died. |
| March of 1220 | William Longespee, Earl of Salisbury [1011896316] Event was among the guarantors of the truce with France. |
| March 10, 1220 | Hugues de Lusignan, X, Count of La Marche and Angouleme [Hugh le Brun] [505948106] and Isabelle d'Angouleme, Countess of Angouleme [81919749] were married. |
| Before April 4, 1220 | Sir Hugh Poyntz [81887296] died. |
| June 1, 1220 | Henry de Bohun, 1st Earl of Hereford [1011896256] died (on pilgramage to the Holy Land). |
| Between June 5, 1220 and 1225 | Aveline de Clare [163839047] died. |
| Before 1221 | Sir Thomas de London, Lord of Kidwelly [505948122] died. |
| 1221 | Hugh de Vere, K.B., 4th Earl of Oxford [505948108] was titled as 4th Earl of Oxford. |
| 1221 | Robert de Albini, II [163781382] died. |
| After 1221 | Sir Henry de Chambernon, of Ilfracombe [40959872] was born. |
| February of 1221 | Hugh Bigod, 3rd Earl of Norfolk [1011896254] was titled as 3rd Earl of Norfolk. |
| Before February 11, 1221 | Hawise Malet [81887297] She Married 2. |
| February 11, 1221 | Sir Robert de Muscegros, of Charlton [1011895896] and Hawise Malet [81887297] were married. |
| March of 1221 | William d'Aubigny, III, 3rd Earl of Arundel [252978134] died. |
| Before June 21, 1221 | John de Lacy, 7th Earl of Lincoln [505948154] and Margaret de Quincy [505948155] were married. |
| Before August of 1221 | Roger Bigod, 2nd Earl of Norfolk [2023792508] died. |
| October 4, 1221 | William, III, Count of Pontheiu [1011896286] died. |
| Before October 25, 1221 | Robert de Vere, 3rd Earl of Oxford [1011896216] died in Hatfield Priory, England. |
| 1222 | Robert Maudit, Lord of Hanslope [2023792500] died. |
| About 1222 | Maud de Lacy, Countess of Lincoln [252974077] was born. |
| About 1222 | Amadeo, IV, Count of Savoy [1011896202] and Marguerite de Viennois [1011896203] were married. |
| August 4, 1222 | Sir Richard de Clare, 8th Earl of Clare [252974076] was born. |
| Before 1223 | Alice Basset [163774595] She Married 2. |
| 1223 | Hugues de Lusignan, X, Count of La Marche and Angouleme [Hugh le Brun] [505948106] was titled as Seigneur de Château-Larcher. |
| 1223 | Hawise Kevelioc, of Chester, 6th Countess of Lincoln [252975105] Event she received a grant of the Earldom of Lincoln. |
| 1223 | Henry de Audley, Sheriff of Staffordshire [63243806] Event at granted Hulton to the Cistercian abbey of St. Mary. |
| 1223 | Henry de Audley, Sheriff of Staffordshire [63243806] Event founded Hulton Abbey. |
| About 1223 | Henry de Newburgh [20471808] was born. |
| About 1223 | Beatrix de Savoie [505948101] was born. |
| After 1223 | Helvide de Dampierre [2023791935] died. |
| From 1223 to 1226 | Louis, VIII, King of France [Louis the Lion] [505948116] was titled as King of France. |
| From 1223 to 1246 | Henry de Audley, Sheriff of Staffordshire [63243806] Event was in command of the Welsh Marches. |
| After February 11, 1223 | Hugh de Vere, K.B., 4th Earl of Oxford [505948108] and Hawise de Quincy [505948109] were married. |
| July 14, 1223 | Philip, II, King of France [Philip Augustus] [1011896232] died in Nantes, France. |
| October of 1223 | William Longespee, Earl of Salisbury [1011896316] Event was with the King in the successful expedition against Llewellyn. |
| Before November 2, 1223 | Nicholas Poyntz, Lord of Tockington and Swell [163774592] died. |
| From December 25, 1223 to 1224 | William Longespee, Earl of Salisbury [1011896316] was titled as Sheriff of Salop and Staffs. |
| Before 1224 | Sir Robert de Beauchamp, IV, Lord of Hatch [40959760] was born. |
| Before 1224 | Alice de Briwere [163839045] She Married 2. |
| 1224 | Matilda, of Brabant [252974059] was born. |
| 1224 | William Longespee, Earl of Salisbury [1011896316] was titled as Keeper of the Castles of Bridgnorth and Shrewsbury. |
| 1224 | William de Chambernoun [163839586] Event he disputed the gift of his great-grandmother, Hawise de Redvers, of the manor of Fleet, claiming the manor had earlier been given to his father. |
| About 1224 | Alice de Lusignan [252974053] was born. |
| Between 1224 and 1227 | Margery de St. Amand [40945345] was born. |
| 1225 | Hugh de Lacy, 1st Earl of Ulster [4047583566] and Lesceline de Verdun [4047583567] Repudiated she was an adultress. |
| 1225 | William Longespee, Earl of Salisbury [1011896316] Event went with Earl of Cornwall as supervisory commander on a successful expedition to Gascony. |
| Before January of 1225 | Millicent de Stafford [505956225] died. |
| January 1, 1225 | Amice fitz Robert, Countess of Gloucester [1011896305] died. |
| Between January 1, 1225 and October 13, 1225 | William de Warenne, 6th Earl of Surrey [505948104] and Maud Marshal, Countess of Norfolk [505948105] were married. |
| February of 1225 | Hugh Bigod, 3rd Earl of Norfolk [1011896254] died. |
| February 2, 1225 | Richard, 2nd Earl of Cornwall [40959874] Event knighted. |
| February 13, 1225 | Richard, 2nd Earl of Cornwall [40959874] Event grenated county of Cornwall. |
| Before August 18, 1225 | Richard, 2nd Earl of Cornwall [40959874] was titled as Count of Poitou. |
| 1226 | Sir William de Briwere, Lord of Torre and Horsley [327549242] died. |
| After 1226 | Walter de Ridelisford, of Carriebenan [2023792636] died. |
| After 1226 | William de Montagu [81919784] Event (21y). |
| From 1226 to 1227 | Richard, 2nd Earl of Cornwall [40959874] was titled as Lieutenant of Guienne. |
| March 7, 1226 | William Longespee, Earl of Salisbury [1011896316] died in Salisbury Castle, England. |
| March 19, 1226 | Ela de Salisbury, Countess of Salisbury [1011896317] Event after her husband's death, she did homage for her inheritance. |
| March 23, 1226 | Ela de Salisbury, Countess of Salisbury [1011896317] Event surrendered Salisbury Castle. |
| November 8, 1226 | Louis, VIII, King of France [Louis the Lion] [505948116] died in Montpensier, Auvergne, France. |
| Before December of 1226 | Eve de Bermingham [1011896313] died. |
| Before 1227 | William de Molyneux, Lord of Ceffton [505947648] was born. |
| Before 1227 | Sir Reynold de Mohun, II, Lord of Dunster [81919522] and Hawise fitz Geoffrey [81919523] were married. |
| 1227 | Sir John fitz Geoffrey, Lord of Hallamshire [505948126] Event inherited the families estates on the death of his uncle, William fitz Piers, Earl of Essex. |
| 1227 | Henry de Audley, Sheriff of Staffordshire [63243806] Event at Salop, co. Stafford, England acquired the manors of Edgmund and Newport. |
| About 1227 | Elizabeth de Audley [63243777] was born. |
| About 1227 | Alice de Mohun [40959761] was born. |
| From 1227 to 1232 | Henry de Audley, Sheriff of Staffordshire [63243806] was titled as Under Sheriff of Salop. |
| January 22, 1227 | Ela de Salisbury, Countess of Salisbury [1011896317] Event was granted the county of Wiltshire for her pleasure. |
| Before April 17, 1227 | Ralph d'Aubigne, of Ingleby [81919776] died. |
| April 17, 1227 | Maud de Montsorel [81919777] Event received her widow's dower in Ingleby from her brother-in-law Philip d'Aubeney. |
| August 21, 1227 | Richard, 2nd Earl of Cornwall [40959874] was titled as 2nd Earl of Cornwall. |
| October 2, 1227 | Manfredo, III, Marquis of Saluzzo [505948100] and Beatrix de Savoie [505948101] signed a marriage contract. |
| October 2, 1227 | Manfredo, III, Marquis of Saluzzo [505948100] and Beatrix de Savoie [505948101] Betrothed. |
| 1228 | Guiges, VI, Dauphin de Viennois [2023792406] was titled as Count of Albon. |
| 1228 | Guiges, VI, Dauphin de Viennois [2023792406] was titled as Dauphin de Viennois. |
| 1228 | Robert de Beauchamp, Sheriff of Somerset and Dorset [163839040] died. |
| 1228 | Maud de Montsorel [81919777] She Married 2. |
| From 1228 to 1230 | William de Braiose, V, 6th Baron of Braoise [William the Younger] [81887310] was titled as 14th Lord of Abergavenny. |
| From 1228 to 1231 | Roger la Zouche, Sheriff of Devonshire [40943652] was titled as Sheriff of Devonshire. |
| After February 5, 1228 | Sibyl de Braiose [505956227] died. |
| June of 1228 | Reginald de Braiose, Lord of Abergavenny [163774620] died. |
| December 15, 1228 | Beatrix de Viennois, Countess of Albon [4047584813] died in Château de Vizille, Isère, France. |
| Before 1229 | Sir William de Bostock [63243776] Event acknowledged in court that he held his land from his grandfather Warin de Vernon, Baron of Shiprock. |
| Before 1229 | Piers de Montfort, of Beaudesert [81919788] and Alice de Audley [81919789] were married. |
| 1229 | Ela de Salisbury, Countess of Salisbury [1011896317] Event at Wiltshire, England founded Lacock Abbey. |
| 1229 | Sir Gilbert de Clare, 7th Earl of Clare [505948152] died. |
| 1229 | Alfonso, IX, King of Leon [505948140] died. |
| April of 1229 | William de Chambernoun [163839586] Event he was involved in a dispute with the Abbot of Tewkesbury. |
| After October 12, 1229 | Sir Ralph d'Aubigne, Seigneur of Landal [40959888] Event (21y). |
| 1230 | Walter de Lacy, Lord of Meath [2023791922] Event he joined with Geffrey de Marisco, then justice of Ireland, and Richard de Burgh, in subduing the King of Connaught, who had taken up arms to expel the English from his territories. |
| 1230 | Ralph de Mortimer, Lord Mortimer of Wigmore [1011896196] and Gwladus verch Llywelyn [Gwladus the Dark Eyed] [1011896197] were married. |
| 1230 | Henry de Audley, Sheriff of Staffordshire [63243806] Event at Salop, co. Stafford, England acquired the manor of Ford. |
| 1230 | Richard, 2nd Earl of Cornwall [40959874] was titled as Chief Commissioner for making peace with France. |
| About 1230 | Walter de Burgh, 2nd Earl of Ulster [505947980] was born. |
| About 1230 | Sir William de Venables [252975616] died. |
| About 1230 | Robert de Newburgh [81887232] was buried at Bindon Abbey, England. |
| After 1230 | Ada de Morville [2023791907] died. |
| From 1230 to 1252 | St. Ferdinand, III, King of Castile and Leon [Ferdinand the Saint] [252974070] was titled as King of Leon. |
| After 1230 | Sir John fitz Geoffrey, Lord of Hallamshire [505948126] and Isabel Bigod [505948127] were married. |
| From 1230 to 1231 | Richard, 2nd Earl of Cornwall [40959874] was titled as Keeper of the Honour of Wallingford. |
| May 2, 1230 | William de Braiose, V, 6th Baron of Braoise [William the Younger] [81887310] died (put to death by Llewellyn, Prince of Wales, after he had been caught in Llywellyn's bedchamber with his wife). |
| July 19, 1230 | Theobald le Boteler [1011896194] died. |
| 1231 | Roger de Mortimer, 6th Baron Mortimer of Wigmore [505948098] was born. |
| 1231 | Simon de Dammartin, Count of Ponthieu [505948142] was titled as Count of Ponthieu and Montreuil. |
| August of 1231 | John de Warenne, 7th Earl of Surrey [252974052] was born. |
| 1232 | Wymarca [81919745] Event at Gillescot, Devonshire, England had a suit regarding lands in Gillescot, Devonshire. |
| 1232 | Adam Fettiplace, of Oxford [81890688] Event at Oxford, England imprisoned for beating and wounding clerks of the Oxford Schools. |
| About 1232 | Alasia di Monferrato [1011896207] died. |
| After 1232 | Alice de Briwere [163839045] died. |
| Between May 31, 1232 and August 12, 1233 | Eleanor de Vitre [2023792635] died. |
| August 10, 1232 | Sir John de Muscegros, of Charlton [505947948] was born. |
| From September of 1232 to 1245 | Maurice fitz Gerald, Knt., 2nd Baron of Offlay [505948156] was titled as Justiciar of Ireland. |
| Before October of 1232 | Mabel de Meschines, of Chester [252978135] died. |
| From October 27, 1232 to November 22, 1232 | Hawise Kevelioc, of Chester, 6th Countess of Lincoln [252975105] was titled as 6th Countess of Lincoln. |
| Between October 28, 1232 and October 27, 1233 | Sir Alan Basset, Lord of Wycombe [327679138] died (17 Henry III). |
| November 22, 1232 | John de Lacy, 7th Earl of Lincoln [505948154] was titled as 7th Earl of Lincoln. |
| 1233 | Amadeo, IV, Count of Savoy [1011896202] was titled as Count of Savoy. |
| 1233 | William de Montagu [81919784] Event he was amerced for not taking knighthood. |
| January 6, 1233 | Matilda Kevelioc [Maud] [505950243] died. |
| March of 1233 | Manfredo, III, Marquis of Saluzzo [505948100] and Beatrix de Savoie [505948101] were married. |
| March 1, 1233 | Thomas, I, Count of Savoy and Maurienne [1011896230] died in Moncalieri, France. |
| After August 29, 1233 | Mathilde d'Angouleme [1011896213] died. |
| 1234 | Alan, Lord of Galloway [2023791782] died. |
| 1234 | William de Montagu [81919784] Event he was heir and obtained possession of his lands. |
| Between 1234 and 1239 | Ralph de Willington [40959896] was born (a minor at his father's death, but full age in July of 1260). |
| June of 1234 | Ralph de St. Amand [81890690] and Asceline de Albini [81890691] were married. |
| December 7, 1234 | Sir Ralph d'Aubigne, Seigneur of Landal [40959888] Event he had livery of Petherton, having done homage. |
| 1235 | Roger de Quincy, 2nd Earl of Winchester [1011895890] Event Constable of Scotland. |
| 1235 | Sir John fitz Geoffrey, Lord of Hallamshire [505948126] was titled as Sheriff of Yorkshire. |
| 1235 | Marie, of Swabia [505948119] died. |
| 1235 | Richard, 2nd Earl of Cornwall [40959874] was titled as Keeper of the Honour of Knaresborough. |
| About 1235 | Eudo la Zouche, of Haryngworth [20471826] was born. |
| About 1235 | William Brereton [63243780] was born. |
| About 1235 | Robert de Stafford [63244528] was born. |
| About 1235 | Rose de Vernon [63243781] was born. |
| From 1235 to 1248 | Henry, II, Duke of Brabant [505948118] was titled as Duke of Brabant. |
| January 12, 1235 | Margaret de Beaumont [1011896219] died. |
| September 5, 1235 | Henry, I, Duke of Brabant [1011896236] died. |
| 1236 | Humphrey de Bohun, V, 2nd Earl of Hereford [505948128] was titled as Sheriff of Kent. |
| 1236 | Humphrey de Bohun, V, 2nd Earl of Hereford [505948128] was titled as Constable of England. |
| 1236 | William de Montagu [81919784] Event he confirmed his grandfather's gift of the advowson of Shipton church to Bruton. |
| 1236 | Madog ap Gruffydd, Lord of Northern Powys [63243804] died. |
| 1236 | Richard, 2nd Earl of Cornwall [40959874] Event took the cross. |
| About 1236 | Amauri de St. Amand [81919786] was born. |
| After 1236 | Rose de Tracy [163839489] died. |
| August 27, 1236 | Maud fitz Geoffrey de Mandeville, Countess of Essex [1011896257] died. |
| August 27, 1236 | Humphrey de Bohun, V, 2nd Earl of Hereford [505948128] was titled as 7th Earl of Essex. |
| After November of 1236 | Pernell de Ferrers [252978113] died. |
| Between November of 1236 and 1242 | Ralph de Wilington [163839584] died. |
| Between November 12, 1236 and May of 1237 | Hervey Bagot de Stafford [252978112] died. |
| 1237 | William de Beauchamp, 9th Earl of Warwick [252974062] was born. |
| 1237 | John de Lacy, 7th Earl of Lincoln [505948154] was titled as Governor of the Castle of Chester. |
| 1237 | John de Lacy, 7th Earl of Lincoln [505948154] was titled as Sheriff of Cheshire. |
| 1237 | Sir John fitz Geoffrey, Lord of Hallamshire [505948126] Event admitted one of the privvy council to the King of England. |
| 1237 | Sir John fitz Geoffrey, Lord of Hallamshire [505948126] Event at London, Middlesex, England he was one of those sent to the Pope's legate to prohibit his attempting anything therein prejudicial to the interest of the king and religion. |
| 1237 | Rose de Tracy [163839489] Event she was holding as dower from her late husband the manor of Rewe. |
| 1237 | St. Ferdinand, III, King of Castile and Leon [Ferdinand the Saint] [252974070] and Joan de Dammartin, Countess of Ponthieu [252974071] were married. |
| 1237 | Richard, 2nd Earl of Cornwall [40959874] Event was on an Embassy to Emperor Friedrich. |
| After 1237 | Wymarca [81919745] died. |
| January 14, 1237 | Henry Plantagenet, III, King of England [252974056] and Eleanor, of Provence [252974057] were married in Canterbury, England. |
| March 14, 1237 | Guiges, VI, Dauphin de Viennois [2023792406] died. |
| Before June 7, 1237 | Ada Huntington [252975121] She Married. |
| June 14, 1237 | Robert, I, Count of Artois [252974058] and Matilda, of Brabant [252974059] were married in Gompiegne, Germany. |
| June 22, 1237 | Henry de Audley, Sheriff of Staffordshire [63243806] was titled as Custondian of Chester and Beeston Castle. |
| 1238 | Ela de Salisbury, Countess of Salisbury [1011896317] Event at Lacock Abbey, Wiltshire, England took the veil and became a nun. |
| 1238 | William de Cantilupe, Sheriff of Warwick and Leicester [163774616] died. |
| About 1238 | Sir William de Ferrers, 5th Earl of Derby [505947944] and Margaret de Quincy [505947945] were married. |
| January 25, 1238 | Sir Richard de Clare, 8th Earl of Clare [252974076] and Maud de Lacy, Countess of Lincoln [252974077] were married. |
| Before May 14, 1238 | Roger la Zouche, Sheriff of Devonshire [40943652] died. |
| Before July 17, 1238 | Sir Ralph de Willington [81919792] and Dame Joan de Champernon, Lady of Beaford [81919793] were married. |
| Between July 25, 1238 and February 15, 1248 | Sir William de Cantelou, Baron of Abergavenny [40943654] and Eva de Braiose [40943655] were married. |
| 1239 | Robert de Ferrers, 6th Earl of Derby [252973972] was born. |
| 1239 | John fitz Alan, Lord of Clun and Oswestry [1011896192] died. |
| 1239 | Richard, 2nd Earl of Cornwall [40959874] was titled as Lord of the Forest of Dartmoor. |
| June 16, 1239 | Edward Plantagenet, I, King of England [126487034] was born. |
| September 21, 1239 | Simon de Dammartin, Count of Ponthieu [505948142] died. |
| Before 1240 | Isabel d'Aubigny [1011896193] died. |
| 1240 | Robert de Vere, 5th Earl of Oxford [252974054] was born. |
| 1240 | John fitz Alan, 5th Earl of Arundel [505948096] was titled as Lord of Clun and Oswestry. |
| From 1240 to 1257 | Ela de Salisbury, Countess of Salisbury [1011896317] was titled as Abbess of Lacock Abbey. |
| From 1240 to 1241 | Richard, 2nd Earl of Cornwall [40959874] was titled as Commissioner in Chief of the Crusaders. |
| January 17, 1240 | Isabel Marshal [505948153] died (died of jaundice in childbirth) in Berkhampstead, England. |
| April 11, 1240 | Llewellyn ap Iorwerth, Prince of Gwynedd [Llewellyn the Great] [2023792394] died in Aberconway, North Wales. |
| May 27, 1240 | William de Warenne, 6th Earl of Surrey [505948104] died. |
| July 22, 1240 | John de Lacy, 7th Earl of Lincoln [505948154] died (after a long illness). |
| 1241 | William de Fiennes, I [505948132] died. |
| After 1241 | Ada Huntington [252975121] died. |
| Before February 24, 1241 | Walter de Lacy, Lord of Meath [2023791922] died. |
| Between June 6, 1241 and March 3, 1243 | Hawise Kevelioc, of Chester, 6th Countess of Lincoln [252975105] died. |
| August 14, 1241 | Maud d'Eu [505948129] died. |
| Before October 7, 1241 | Hervey de Stafford [126489056] died. |
| 1242 | Richard de Burgh, Lord of Connaught [1011895960] died. |
| 1242 | Sir Reynold de Mohun, II, Lord of Dunster [81919522] was titled (26 Henry III) as Chief Justice of Forests South of the Trent. |
| About 1242 | Marguerite de Viennois [1011896203] died. |
| After 1242 | Robert Bussel [1011895330] died. |
| About January of 1242 | Margaret de Quincy [505948155] She Married 2. |
| After April of 1242 | Mabel de Mucegros [126489057] died. |
| After August of 1242 | Olimpia Franc Chevaler [163839585] died. |
| Before December 26, 1242 | Hugh de Lacy, 1st Earl of Ulster [4047583566] died. |
| Before 1243 | Hugh Lovel, of Castle Cary and Hawick [40959884] was born. |
| Before 1243 | Oliver de Chambernon, of Ilfracombe [81919744] died. |
| 1243 | Enguerrand de Coucy, III, Count of Perche [1011895966] died (fell from a his horse which dragged him into the river where he was stabbed with his own sword). |
| 1243 | Elisabeth de Morialme [505948135] Lived at Netherlands. |
| 1243 | John fitz Alan, 5th Earl of Arundel [505948096] was titled as Earl of Arundel. |
| 1243 | Sir Richard de Clare, 8th Earl of Clare [252974076] Event assumed the estates of his father (21y). |
| 1243 | Sir Richard de Clare, 8th Earl of Clare [252974076] He Married 1. |
| 1243 | Adam Fettiplace, of Oxford [81890688] was titled as Moneyer of Oxford. |
| About January 6, 1243 | Margaret de Quincy [505948155] She Married 2. |
| November 22, 1243 | Richard, 2nd Earl of Cornwall [40959874] He Married at Westminster Abbey, England 2. |
| December 12, 1243 | Amadeo, IV, Count of Savoy [1011896202] He Married 2. |
| Before 1244 | Hawise fitz Geoffrey [81919523] died. |
| Before 1244 | Sir Reynold de Mohun, II, Lord of Dunster [81919522] He Married 2. |
| 1244 | Mahaut de Fiennes [1011895965] Lived at France. |
| 1244 | Baudouin de Guines, III, Count of Guines [1011895964] died. |
| 1244 | Berengaria, of Castile [505948141] died. |
| 1244 | Sir John fitz Geoffrey, Lord of Hallamshire [505948126] Event he was one of the commissioners sent from King Henry, with Roger Bigod, Earl of Norfok, and others, to the council at Lyons in order to complain of the great exactions made upon the realm by the holy see. |
| 1244 | Manfredo, III, Marquis of Saluzzo [505948100] died. |
| 1244 | Thomas, I, Marquis of Saluzzo [252974050] was titled as Marquis of Saluzzo. |
| 1244 | Roger de Somery, of Dudley [126489066] Event at Drayton, Chaddesley Corbett, Worcestershire, England acquired 1/2 fee in Drayton. |
| About 1244 | Stephen Longespee, of Sutton [505948158] and Emeline de Ridelisford [505948159] were married. |
| After 1244 | William de Widworthy [163832090] died in England. |
| May 17, 1244 | Isabel d'Aubigny [1011896193] She Married 2. |
| July of 1244 | William de Montagu [81919784] Event he made a grant to Christchurch Hants. |
| Before December 12, 1244 | Walter de Ridelisford [1011896318] died. |
| December 16, 1244 | Prince Edmund Plantagenet, 2nd Earl of Lancaster [Edmund Crouchback] [126487028] was born. |
| 1245 | Helen, of Galloway [1011895891] died. |
| 1245 | Maud Marshal, Countess of Norfolk [505948105] Event at Berkshire, England upon the decease of her youngest brother, Anselm, Earl of Pembroke, s.p., in 1245, she obtained as her inheritance the manor of Hempsted-Marshall. |
| 1245 | Ralph de St. Amand [81890690] died. |
| 1245 | Adam Fettiplace, of Oxford [81890688] was titled as Mayor of Oxford. |
| 1245 | Sir Robert Hastang, of Chebsey [63244536] Event at Thornborough, England witnessed his sister Alice's lease of her uncles Hamon Hastynge's lands. |
| 1245 | Sir Robert Hastang, of Chesby [31622268] Event at Thornborough, England witnessed his sister Alice's lease of her uncles Hamon Hastynge's lands. |
| About 1245 | Eleanor le Fleming, Lady of Aldingham [505947971] was born. |
| About 1245 | Sir William le Prouz, Knt., of Orton [40958022] was born. |
| From 1245 to 1256 | Sir John fitz Geoffrey, Lord of Hallamshire [505948126] was titled as Justiciar of Ireland. |
| February 2, 1245 | Isabel de Bolebec, of Wraysbury [1011896217] died. |
| August 19, 1245 | Raymond Berenger, V, Count of Provence [505948114] died. |
| Before 1246 | Eva Marshal, of Pembroke [81887311] died. |
| Before 1246 | Sir Robert de Beauchamp, IV, Lord of Hatch [40959760] and Alice de Mohun [40959761] were married. |
| 1246 | Adam de Holland [505947664] Lived at Euxton, Lancastershire, England. |
| 1246 | Walter Stewart, 3rd High Steward of Scotland [163839548] died in Scotland. |
| 1246 | Robert de Newburgh [40943616] died. |
| Between 1246 and 1263 | Alice de Newburgh [1011896251] died. |
| May 4, 1246 | Thomas de Multon [505947976] Event (21y). |
| May 15, 1246 | Alice d'Eu, Countess of Eu [1011896259] died. |
| May 31, 1246 | Isabelle d'Angouleme, Countess of Angouleme [81919749] died in Fontevrault Abbey, France. |
| August 6, 1246 | Ralph de Mortimer, Lord Mortimer of Wigmore [1011896196] died. |
| September 14, 1246 | John fitz Alan, 6th Earl of Arundel [252974048] was born. |
| Between October of 1246 and February of 1249 | Sir Adam de Molyneux, Lord of Ceffton [1011895296] died. |
| Before November of 1246 | Henry de Audley, Sheriff of Staffordshire [63243806] died. |
| Before November 16, 1246 | Lambert de Multon [1011895952] died. |
| 1247 | Almeric Fettiplace, of North Denchworth [20472672] was born in Berkshire, England. |
| 1247 | Roger de Mortimer, 6th Baron Mortimer of Wigmore [505948098] and Maud de Braoise [505948099] were married. |
| 1247 | William de Montagu [81919784] Event he was pardoned a forest trespass in Somerset. |
| 1247 | Sir Reynold de Mohun, II, Lord of Dunster [81919522] Event he had a military summons to march against the Welsh. |
| March of 1247 | Beatrix de Savoie [505948101] She Married 2. |
| August of 1247 | John de Warenne, 7th Earl of Surrey [252974052] and Alice de Lusignan [252974053] were married. |
| After August 15, 1247 | Sir Ralph d'Aubigne, Seigneur of Landal [40959888] Event knighted. |
| September 22, 1247 | William de Ferrers, II, 4th Earl of Derby [1011895888] died. |
| November 2, 1247 | Agnes Kevelioc, of Chester, Lady of Chartley [1011895889] died. |
| 1248 | Rohese de Verdun, of Alton [1011896195] died. |
| 1248 | Sir William de Ferrers, 5th Earl of Derby [505947944] Event did homage to the King. |
| 1248 | Sir William Manwaring, of Over Peover [7905536] died. |
| February 1, 1248 | Henry, II, Duke of Brabant [505948118] died. |
| Before February 15, 1248 | Sir Humphrey de Bohun, VI, Earl of Hereford and Essex [252974064] and Eleanor de Braiose [252974065] were married. |
| March 27, 1248 | Maud Marshal, Countess of Norfolk [505948105] died. |
| Before 1249 | Sir Patrick de Chaworth, Lord of Kidwelly Castle [126487030] was born. |
| About 1249 | Humphrey de Bohun, VII, 3rd Earl of Hereford [126487032] was born. |
| 1249 | Hamon de Venables, of Kinderton [126487808] died. |
| 1249 | Bertred Mainwaring [63243807] Lived. |
| Between January 15, 1249 and December 31, 1249 | Hugues de Lusignan, X, Count of La Marche and Angouleme [Hugh le Brun] [505948106] died in Damietta, Egypt. |
| Before June of 1249 | Sir Henry de Chambernon, of Ilfracombe [40959872] and Dionisia English [40959873] were married. |
| June 6, 1249 | Dionisia English [40959873] Event mentioned in a land warranty. |
| June 6, 1249 | Sir Henry de Chambernon, of Ilfracombe [40959872] Event mentioned in a land warranty. |
| August 21, 1249 | Eve de Whitchurch [163839587] Event mentioned ina land grant of Geoffrey de Grandi Monte. |
| Before 1250 | Alice de Widworthy [81916045] died. |
| 1250 | Maurice fitz Gerald, Knt., 2nd Baron of Offlay [505948156] was titled as Commissioner of the Treasury and Councillor. |
| 1250 | Marie, Countess of Ponthieu [505948143] died. |
| 1250 | Mary de Audeville [252968967] She Married. |
| 1250 | William de Cantelou, of Calne [81887308] died. |
| 1250 | Richard, 2nd Earl of Cornwall [40959874] was titled as Joint Plenipotentiary to France. |
| 1250 | Richard, 2nd Earl of Cornwall [40959874] was titled as Ambassador to Pope Innocent IV. |
| About 1250 | Sir Humphrey de Beauchamp, Lord of Ryme Intrinseca, Oburnford, Oulescombe, Teinghervy, and Buckerell [20479880] was born in Woburnford, Devonshire, England. |
| About 1250 | Joan _____ [20472673] was born. |
| About 1250 | Emeline Longespee [252974079] was born. |
| About 1250 | Roger Manwaring, of Peever [3952768] was born. |
| About 1250 | John de Newburgh [10235904] was born. |
| About 1250 | Sir William le Prouz, Knt., of Gidley Castle [81916044] He Married 2. |
| About 1250 | Sir Robert Winington [63242240] Event assumed the name of Leftwich. |
| After 1250 | Simon de Montagu, 1st Baron Montagu [40959892] was born. |
| February 9, 1250 | Robert, I, Count of Artois [252974058] died (while on Crusade) in Egypt. |
| Before 1251 | Robert de Beauchamp, III, Lord of Hatch [81919520] died. |
| 1251 | Gwladus verch Llywelyn [Gwladus the Dark Eyed] [1011896197] died in Windsor, England. |
| 1251 | William de Curli, of Budbrook [126489074] Event at Warwickshire, England held the manor of Budbrooke. |
| 1252 | St. Ferdinand, III, King of Castile and Leon [Ferdinand the Saint] [252974070] died. |
| About 1252 | Sir Robert de Muscegros, Lord of Deerhurst [252973974] was born. |
| Before February 22, 1252 | Robert de Vere, 5th Earl of Oxford [252974054] and Alice de Sanford [252974055] were married. |
| Before April 29, 1252 | Isabel de Ferrers [2023792393] died. |
| Before June 7, 1252 | Margaret de Quincy [505948155] She Married 3. |
| August 25, 1252 | Sir Hugh Poyntz, 1st Lord Poyntz [20471824] was born. |
| 1253 | William de Beauchamp, 5th Baron Beauchamp of Elmley Castle [505948124] Event attended King Henry III into Gascoigne. |
| 1253 | Blanche, of Castile [505948117] died. |
| 1253 | Philip Valletort [81919752] Lived. |
| 1253 | Sir Ralph d'Aubigne, Seigneur of Landal [40959888] Event he was with the King in Gascony. |
| From 1253 to 1254 | Richard, 2nd Earl of Cornwall [40959874] was titled as Joint Guardian of England. |
| Before March 29, 1253 | William de Curli, of Budbrook [126489074] died. |
| March 29, 1253 | Joan de Curli [63244537] Event received confimation of Budbrook and other lands from William de Curli. |
| March 29, 1253 | Sir Robert Hastang, of Chebsey [63244536] Event received confimation of Budbrook and other lands from William de Curli. |
| July 13, 1253 | Amadeo, IV, Count of Savoy [1011896202] died (or 24 Jun) in Montmélian, Savoie, France. |
| Before 1254 | Sir Humphrey de Beauchamp, Lord of Ryme Intrinseca, Oburnford, Oulescombe, Teinghervy, and Buckerell [20479880] and Sibyl Oliver [20479881] were married. |
| 1254 | Sir Nicholas Poyntz, Lord of Tockington [40943648] Event on his step-father's death, he received his mother's portion of half the barony of Curry Malet, Somerset, with 1/3 share of the Basset inheritance. |
| About 1254 | Sir William de Brereton, of Brereton [31621890] was born. |
| From 1254 to 1255 | Sir Ralph de Willington [81919792] Event Sheriff of Devonshire. |
| Before January 29, 1254 | Sir Robert de Muscegros, of Charlton [1011895896] died. |
| Between March 24, 1254 and March 28, 1254 | Sir William de Ferrers, 5th Earl of Derby [505947944] died. |
| March 31, 1254 | Sir William de Ferrers, 5th Earl of Derby [505947944] was buried. |
| Before May 31, 1254 | Matilda, of Brabant [252974059] She Married 2. |
| September 25, 1254 | Sir William de Cantelou, Baron of Abergavenny [40943654] died. |
| October 18, 1254 | Edward Plantagenet, I, King of England [126487034] and Eleanor, of Castile [126487035] were married in Burgos, Spain. |
| 1255 | William de Beauchamp, 5th Baron Beauchamp of Elmley Castle [505948124] Event marched under the banner of Robert de Clare, Earl of Gloucester, against the Scots. |
| 1255 | William de Montagu [81919784] Event he was serving with Prince Edward in Wales. |
| 1255 | Eva de Braiose [40943655] died. |
| Before January 21, 1255 | Richard Lovel, of Castle Cary and Hawick [163839536] died. |
| Between April of 1255 and July of 1260 | Sir Ralph de Willington [81919792] died. |
| 1256 | Sir Richard Winington, of Leftwich [31621120] was born. |
| 1256 | Sir William de Warenne, 7th Earl of Surrey [126487026] was born. |
| 1256 | Sir Richard de Clare, 8th Earl of Clare [252974076] Event one of the chief nobles present in Westminster Hall, when Boniface, archbishop of Canterbury, pronounced his curse against all who would violate Magna Carta. |
| February 7, 1256 | Alice de Lusignan [252974053] died. |
| October 17, 1256 | Alice [163839537] She Married 2. |
| Before 1257 | Walter de Goushill, of Everingham [252974016] died. |
| 1257 | Maurice fitz Gerald, Knt., 2nd Baron of Offlay [505948156] died in Youghal. |
| 1257 | Margaret de Quincy [505948155] Lived. |
| 1257 | William de Beauchamp, 5th Baron Beauchamp of Elmley Castle [505948124] Event joined the king at Chester on the feast day of St. Peter de Vincula to march against Llewellyn, Prince of Wales. |
| 1257 | Adam Fettiplace, of Oxford [81890688] Event leased the manor of Wantage from Fulk fitz Warin for 5 years. |
| About 1257 | Walter de Burgh, 2nd Earl of Ulster [505947980] and Avelina fitz John [505947981] were married. |
| From 1257 to 1264 | William de Montagu [81919784] Event he was summoned for service in Wales. |
| January 13, 1257 | Richard, 2nd Earl of Cornwall [40959874] was titled as Prince of the Empire, King of the Romans. |
| April of 1257 | William Maudit, Lord of Hanslope and Hartley Maudit [1011896250] died. |
| April 8, 1257 | Beatrix, of Geneva [1011896231] died in Pierre Chatel, France. |
| May 17, 1257 | Richard, 2nd Earl of Cornwall [40959874] Event at Aachen, France crowned. |
| 1258 | Humphrey de Bohun, V, 2nd Earl of Hereford [505948128] Event one of the 24 councillors to draw up the Provisions of Oxford. |
| 1258 | Sir Richard de Clare, 8th Earl of Clare [252974076] Event along with his brother William (who died), he was poisoned by Walter de Scotenay, his chief counsellor, losing only his hair and nails. |
| 1258 | Patrick de Chaworth, of Kempsford [252974060] died. |
| About 1258 | Isabel de Beauchamp [126487031] was born. |
| January 12, 1258 | Sir Reynold de Mohun, II, Lord of Dunster [81919522] died. |
| November 23, 1258 | Sir John fitz Geoffrey, Lord of Hallamshire [505948126] died. |
| Before 1259 | Beatrix de Savoie [505948101] died (10 May). |
| Before 1259 | William de Montagu [81919784] Event knighted. |
| 1259 | Sir Richard de Clare, 8th Earl of Clare [252974076] Event at was commissioned by appointment of the King, to the parliment of Fra |