John I, Count of Alençon
French aristocrat
(1150–1191)
Parents
Helie of Burgundy
William III, Count of Ponthieu
Children
Helie d'Alençon
Alix d'Alençon
Robert III, Count of Alençon
Guillem IV d'Alençon
Philippe d'Alençon
John II, Count of Alençon
Siblings
Pons
Guy II of Ponthieu
Clemence de Ponthieu
Ela de Ponthieu
Partners
Beatrix de Maine