Notes:

She married, firstly, Gilbert de Clare, 4th Earl of Gloucester, son of Richard de Clare, 3rd Earl of Hertford and Amice FitzRobert, on 9 October 1217 at Tewkesbury Abbey, Tewkesbury, Gloucestershire, England. She married, secondly, Richard, 1st Earl of Cornwall, son of John I 'Lackland', King of England and Isabella d'Angoulême, on 30 March 1231 [13 Mar 1230/1 O.S.] at Fawley Church, Fawley, Buckinghamshire, England. She was also reported to have been married in 1214. She died on 17 January 1240 at age 39 at Berkhamsted Castle, Hertfordshire, England, jaundice contracted while in childbirth. She was buried at Beaulieu Abbey, Beaulieu, Hampshire, England. She was buried at Franciscan Friars Minors, Oxford, Oxfordshire, England. From 9 October 1217, her married name became de Clare.