|Rainald de Dunstanville 1st Earl of Cornwall
Another name for Rainald was Reginald de Dunstanville.
Rainald married Beatrice FitzWilliam, daughter of William FitzRichard and Unknown, about 1135 in Cornwall, England. (Beatrice FitzWilliam was born about 1114 in <Cornwall, England>.)
Wikipedia.org, "Robert de Beaumont, Count of Meulan."