Robert de Mortain, Earl of Cornwall Robert de Mortain, Earl of Cornwallborn: abt 1045 in Conteville,
Normandy
died: 8 December 1090 in Normandy
Father: Herluin
de Burgh, Viscount Conteville
Mother: Harlette de Falaise
Spouse: Maud de Montgomery
Children:
1. William de Burgo de Mortaigne, Earl of
Cornwall
2. Agnes de Mortain
3. Emma de Mortain