The primary source which confirms his parentage has not yet been identified. “Jacobi de Sancto Hylario" donated land at Dallenges to Savigny, with the consent of "Aveline uxoris sue, Petri fratris eius", by charter dated 1138, witnessed by "…Georgius nepos Jacobi, et Oliverus, et Ricardus filius Adeline." 1
Marriage Information:
James married Aveline. (Aveline died after 1138.)
Sources
1 Foundations for Medieval Genealogy, Medlands, Saint-Hilaire.