"the Sullen", "the Surly", and "the Heroic".

Life

Early life

Fulk, born in 1043, was the younger son of Geoffrey II, Count of Gâtinais (sometimes known as Aubri), and Ermengarde of Anjou. Ermengarde was a daughter of Fulk the Black, an earlier count of Anjou, and the sister of Geoffrey Martel who inherited Anjou