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

William de was born about 1258 in Wigmore, Herefordshire, England.  William de's father was Roger de Mortimer , 6th Lord of Wigmore and his mother was Maud de Braose.  His paternal grandparents were Ralph de Mortimer , 2nd Lord of Wigmore and Gwladys "Ddu" verch Llewelyn , Princess of Wales; his maternal grandparents were William 6th Baron de Braose , Lord Abergavenny and Eva Marshal. He had a brother and two sisters, named Edmund 1st Baron de, Isabella de and Margaret de.  He was the second oldest of the four children.  He died on June 30th, 1297 in (dsp).

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