1. GILBERT1 DE CLARE was born 1180, and died October 25, 1230 in Penros, Brittany, France. He married ISABEL MARSHALL, daughter of WILLIAM MARSHALL and AMICE FITZROBERT. She was born 1203 in Wales, British Isles, and died January 12, 1239/40 in Berkhampstead, England.
Child of GILBERT DE CLARE and ISABEL MARSHALL is:
