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Male William de MOLYNEUX Click to view William de MOLYNEUX in the family tree

William de was born about 1202 in Sefton, Lancashire,England.  William de's father was Adam de MOLYNEUX and his mother was Letitia BRINLEY.  His paternal grandparents were Richard de MOLYNEUX and Edith le BOTILLER.  He was an only child.  He died about 1289.


William de's family with Margaret de THORNTON

They had a son named Richard John de.