- Born in September 1027 in Épaignes
- Deceased on August 3, 1090 in Boulogne-Billancourt, at the age of 62 years
Parents
- Robert Ier de Normandie, alias Robert le Diable (1010 - 1035), duc de Normandie
- Arlette de Falaise (1010 - 1050), fondatrice de l'abbaye Notre-Dame de Grestain
Family
- Married with Enguerrand de Ponthieu ( - 1053), comte de Pontieu, issuing
- Adélaïde
- Hélissende
Guy (1035 - 1100)
- Married with Lambert de Boulogne, alias Lambert II de Lens ( - 1054), comte de Lens, issuing
- Judith (1054 - 1087)
- Married in 1068, with Eudes de Champagne, alias Eudes II de Troyes (1026 - 1096), comte de Meaux, issuing
- Étienne (1070 - 1127)