He was in the custody of his mother, Beatrice dei Fieschi, on the death of his father in 1259, when his older brothers were hostages of the commune of Asti.
Był pod opieką swojej matki Beatrycze Fieschi wł. Beatrice dei Fieschi, od śmierci ojca w 1259 roku, gdy jego starsi bracia byli zakładnikami gminy Asti.