Countess Isabel De Clare

  Noted events in her life were:

• source. Mary-Ann Cook

Isabel married Lord William Marshal 1st Earl of Pembroke, son of John Fitzgilbert the Marshall and Sibilla De Salisbury, in Aug 1189 in London England. (Lord William Marshal 1st Earl of Pembroke was born in 1146 in Marlborough Castle, Wiltshire England and died on 14 May 1219 in Caversham Manor, Oxfordshire England.)