Isabel married John (Plantagenet), King of England on 29 Aug. 1189. John (son of Henry II (Plantagenet), King of England and Eleanor (d'Aquitaine), of Aquitaine) was born on 24 Dec. 1166 in Oxford, Oxfordshire, England; died on 19 Oct. 1216 in Newark Castle, Newark, Nottinghamshire, England; was buried in Worcester Cathedral, Worcester, Worcestershire, England. [Group Sheet] [Family Chart]

Isabel married Geoffrey (de Mandeville), Earl of Essex in 1213. Geoffrey died in 1216. [Group Sheet] [Family Chart]

Isabel married Hubert (de Burgh), Earl of Kent in 1217. Hubert died in 1243. [Group Sheet] [Family Chart]