Arnaud de Grentemesnil

http://fmg.ac/Projects/MedLands/NORMAN%20NOBILITY.htm#_Toc254886761

ARNAUD de Grantmesnil . Guillaume de Jumièges names (in order) "Hugues et Robert…et Ernaud" as sons of "Robert de Grandménil", recording that Arnaud was young and left to his older brothers' protection by their father when he died. His parentage is given by Orderic Vitalis. He went to Italy in [1050]. Malaterra names "iuvenis…Arnaldus…frater iuvenculæ uxoris eius [Rogerii comitis Siciliæ]"