Isabella de Clare Countess of Pembroke
- Marriage: Sir Willam Marshall Knight, Third Earl of Pembroke in Aug 1189 in London, Middlesex, England 141,528
- Died: 1220, Pembroke, England 528
- Buried: 1220, Tintern Abbey, Tintern, Monmouthshire
~ Weis's Ancestral Roots of Certain American Colonists Who Came to America before 1700, 8th Edition, 63:28, 66:27, 69:27, 76:27, 80:27, 127:30, 261:30, Isabel de Clare, heiress of Pmbroke, Leinster, Bienfaite and Orbec;, married, in London on Aug 1189, Sir Willam Marshal, son of John Fitz Gilbert also styled John the Marshal (son of Gilbert Marshal) by his second wife, Sibyl of Salisbury, daughter of Walter of Salisbury. Isabel de Clare was the daughter of Richard "Strongbow" de clare and his wife Aoiffe of Leinster, daughter of Dairmait Macmurchada. 160
~ Emperor Charlemagnes Descendents, Vol. II, p. 18 529
Information about this person:
• Children. 177
William Marshal, 2nd Earl of Pembroke (~1190 - April 6, 1231), married (1) Alice de Betun, daughter of Earl of Albemarle; (2) April 23, 1224 Eleanor Plantagenet, daughter of King John I of England
Richard Marshal, 3rd Earl of Pembroke (>1190 - April 16, 1234), married Gervase le Dinant.
Maud (or Matilda) Marshal (1192 - March 27, 1248), married Hugh Bigod, 3rd Earl of Norfolk; (<October 13, 1225) William de Warenne, 6th Earl of Surrey;Walter de Dunstanville.
Gilbert Marshal, 4th Earl of Pembroke (d. June 27, 1241), married (1) Marjorie of Scotland, youngest daughter of King William I of Scotland; (2) Maud de Lanvaley
Walter Marshal, 5th Earl of Pembroke (1198 - November 1245), married Margaret de Quincy, daughter of Hugh de Kevelioc, 3rd Earl of Chester.
Anselm Marshal, 6th Earl of Pembroke (d. December 22, 1245), married Maud de Bohun, daughter of Humphrey de Bohun, 2nd Earl of Hereford.
Isabella Marshal (October 9, 1200 - January 17, 1240), married Gilbert de Clare, 5th Earl of Hertford, October 9, 1217
Richard Plantagenet, Earl of Cornwall & King of the Romans
Sibyl (or Sybilla) Marshal, married William de Ferrers, 5th Earl of Derby
Eva Marshal, married William de Braose, Lord of Abergavenny-from whom was descended Queen Jane Seymour
Joan (or Joanna) Marshal, married Warin de Montchensy, Lord of Swanscombe
Isabella married Sir Willam Marshall Knight, Third Earl of Pembroke, son of John Marshall and Sibyl de Salisbury, in Aug 1189 in London, Middlesex, England 141.,529 (Sir Willam Marshall Knight, Third Earl of Pembroke was born in 1146 in Pembroke, Pembroke, Wales,529 died on 14 May 1219 in Caversham, England 529 and was buried in May 1219 in Temple Church, London, England.)