Father: Count Etienne I of Penthievre Born: 1056 Married: Unknown Died: 1138
Mother: Princess Hedwig of Guingamp Born: 1079 Died: 1145
Children: 1. Count Geoffroi II of Penthievre (b.1098) 2. Duke Alain II of Bretagne (b.1100) 3. Count Henri of Penthievre (b.1101) 4. Princess Olivia of Penthievre (b.1102) 5. Princess Eleonore of Penthievre (b.1104)