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Biography of Roger Leybourne 1215-1271

1264 Battle of Northampton

1264 Battle of Lewes

1265 Prince Edward's Escape from Kenilworth Castle

1265 Battle of Evesham

In 1215 Roger Leybourne was born.

Around 1242 [his son] William Leybourne 1st Baron Leybourne was born to Roger Leybourne (age 27). He married on or before 16th October 1265 Juliana de Sandwich and had issue.

In 1250 William Vaux (age 35) and [his future wife] Eleanor Ferrers Countess Winchester (age 14) were married. The difference in their ages was 21 years. She the daughter of William Ferrers 5th Earl of Derby (age 57) and [his future mother-in-law] Sibyl Marshal (age 49).

In 1252 Roger Leybourne (age 37) took the cross to atone for having killed Arnulf de Munteny, one of the king's household knights, in a jousting tournament with a sharpened lance, avenging himself of an injury caused by Arnulf in a previous tournament. He was pardoned by King Henry III of England (age 44).

In 1252 Roger de Quincy 2nd Earl Winchester (age 57) and [his future wife] Eleanor Ferrers Countess Winchester (age 16) were married. She by marriage Countess Winchester. The difference in their ages was 41 years. She the daughter of William Ferrers 5th Earl of Derby (age 59) and [his future mother-in-law] Sibyl Marshal (age 51). He the son of Saer Quincy 1st Earl Winchester and Margaret Beaumont Countess Winchester. They were third cousin once removed. She a great x 4 granddaughter of King Henry I "Beauclerc" England.

In September 1263 Roger Leybourne (age 48) was appointed Lord High Steward.

In December 1263 Roger Leybourne (age 48) was appointed Keeper Kent Surrey and Sussex, Warden of the Cinque Ports and High Sheriff of Kent.

Battle of Northampton

On 6th April 1264 the future King Edward I of England (age 24), Philip Marmion 5th Baron Marmion (age 30) and Roger Leybourne (age 49) fought for the King at Northampton Castle [Map] during the Battle of Northampton. Simon de Montfort 6th Earl of Leicester 1st Earl Chester (age 56) fought for the rebels with his son Simon "Younger" Montfort (age 24) who was captured.

Battle of Lewes

On 14th May 1264 the army of Simon de Montfort 6th Earl of Leicester 1st Earl Chester (age 56) including Gilbert "Red Earl" Clare 7th Earl Gloucester 6th Earl Hertford (age 20), Henry Hastings (age 29) and Nicholas Segrave 1st Baron Segrave (age 26) defeated the army of King Henry III of England (age 56) during the Battle of Lewes at Lewes [Map].

King Henry III of England, his son, the future, King Edward I of England (age 24), Humphrey Bohun 2nd Earl Hereford 1st Earl Essex (age 60), Richard of Cornwall 1st Earl Cornwall (age 55), John "Red" Comyn 1st Lord Baddenoch (age 44), Philip Marmion 5th Baron Marmion (age 30) and John Giffard 1st Baron Giffard Brimpsfield (age 32) were captured. John Warenne 6th Earl of Surrey (age 33), John Balliol (age 56), Robert Bruce 5th Lord Annandale (age 49), Roger Leybourne (age 49) and William de Valence 1st Earl Pembroke fought for the King. Guy Lusignan was killed. Fulk IV Fitzwarin (age 44) drowned. Bishop Walter de Cantelupe (age 73) was present and blessed the Montfort army before the battle.

Prince Edward's Escape from Kenilworth Castle

On 28th May 1265 King Edward I of England (age 25), with the help of Roger Leybourne (age 50), escaped from Kenilworth Castle [Map] whilst on a hunting trip. He had been held there as a hostage following the Battle of Lewes as a condition of the Mise of Lewes (the now lost peace treaty).

Battle of Evesham

On 4th August 1265 the army loyal to King Henry III of England (age 57), led by his son the future King Edward I of England (age 26), supported by Gilbert "Red Earl" Clare 7th Earl Gloucester 6th Earl Hertford (age 21), Warin Basingburne and John Giffard 1st Baron Giffard Brimpsfield (age 33) defeated the rebel army of Simon de Montfort 6th Earl of Leicester 1st Earl Chester (age 57) at the Battle of Evesham.

Roger Leybourne (age 50) fought and reputedly saved the King's life.

Adam Mohaut rescued the King.

Alan de Plugenet of Kilpec fought for the King.

Simon de Montfort 6th Earl of Leicester 1st Earl Chester was killed. Earl of Leicester, Earl Chester forfeit. His son Henry Montfort (age 26) was also killed.

Hugh Despencer (age 41) was killed by Roger Mortimer 1st Baron Mortimer of Wigmore (age 34). Baron Despencer extinct. It may not have been created as a hereditary barony.

Simon Beauchamp (age 31), Ralph Basset (age 50), William Devereux (age 46), Hugh Troyes, Richard Trussel, Peter Montfort (age 60), William Mandeville, William Crepping, William Birmingham, Guy Balliol and Thomas Astley (age 50) were killed. Henry Hastings (age 30), Humphrey Bohun (age 44), Nicholas Segrave 1st Baron Segrave (age 27), John Vesci, John Fitzjohn and Guy Montfort Count Nola (age 21) were captured.

John Vesci was wounded and taken prisoner.

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After 4th August 1265 Roger Leybourne (age 50) was appointed Keeper Westmoreland.

In October 1265 Roger Leybourne (age 50) was appointed Governor of Carlisle Castle and High Sheriff of Cumberland.

Chronicle of a Bourgeois of Valenciennes

Récits d’un bourgeois de Valenciennes aka The Chronicle of a Bourgeois of Valenciennes is a vivid 14th-century vernacular chronicle written by an anonymous urban chronicler from Valenciennes in the County of Hainaut. It survives in a manuscript that describes local and regional history from about 1253 to 1366, blending chronology, narrative episodes, and eyewitness-style accounts of political, military, and social events in medieval France, Flanders, and the Low Countries. The work begins with a chronological framework of events affecting Valenciennes and its region under rulers such as King Philip VI of France and the shifting allegiances of local nobility. It includes accounts of conflicts, sieges, diplomatic manoeuvres, and the impact of broader struggles like the Hundred Years’ War on urban life in Hainaut. Written from the perspective of a burgher (bourgeois) rather than a monastery or royal court, the chronicle offers a rare lay viewpoint on high politics and warfare, reflecting how merchants, townspeople, and civic institutions experienced the turbulence of the 13th and 14th centuries. Its narrative style combines straightforward reporting of events with moral and civic observations, making it a valuable source for readers interested in medieval urban society, regional politics, and the lived experience of war and governance in pre-modern Europe.

Available at Amazon in eBook and Paperback format.

On or before 16th October 1265 [his son] William Leybourne 1st Baron Leybourne (age 23) and [his daughter-in-law] Juliana de Sandwich (age 20) were married.

In January 1266 Roger Leybourne (age 51) was captured at Sandwich, Kent [Map].

In September 1266 Roger Leybourne (age 51) was knighted and was appointed Constable of Nottingham Castle.

Before 20th March 1267 [his son] Roger Leybourne and [his daughter-in-law] Idoine Vipont (age 8) were married.

Before 8th September 1267 Roger Leybourne (age 52) and Eleanor Ferrers Countess Winchester (age 31) were married. The difference in their ages was 21 years. She the daughter of William Ferrers 5th Earl of Derby and Sibyl Marshal (age 66).

In 1269 Roger Leybourne (age 54) took the cross and went on a second pilgrimage.

On 26th June 1269 [his brother-in-law] Robert Ferrers 6th Earl of Derby (age 30) and Eleanor Bohun Countess Derby (age 26) were married. She by marriage Countess Derby. He the son of William Ferrers 5th Earl of Derby and Margaret Quincy Countess Derby. They were third cousin once removed. He a great x 4 grandson of King Henry I "Beauclerc" England.

On 29th November 1269 Roger Leybourne (age 54) was appointed Lieutenant Gascony.

On 7th November 1271 Roger Leybourne (age 56) died.

On 16th October 1274 [his former wife] Eleanor Ferrers Countess Winchester (age 38) died.

7xC9gnHc[his son] Roger Leybourne was born to Roger Leybourne. He married before 20th March 1267 Idoine Vipont.

Royal Descendants of Roger Leybourne 1215-1271
Number after indicates the number of unique routes of descent. Descendants of Kings and Queens not included.

Queen Jane Seymour [1]

Brigadier-General Charles Fitz-Clarence [7]

Queen Elizabeth II of the United Kingdom [30]

Queen Consort Camilla Shand [9]

Diana Spencer Princess Wales [79]