Edmund Mortimer, 2nd Baron Mortimer 2nd Baron Mortimer (1251–1304) Parents Maud de Braose, Baroness Wigmore Roger Mortimer, 1st Baron Mortimer Children Roger Mortimer, 1st Earl of March Edmund Mortimer Elizabeth Mortimer Joan Mortimer Maud de Mortimer Hugh Mortimer Siblings Roger Mortimer de Chirk Isabella Mortimer, Countess of Arundel Sir Geoffrey Mortimer Sir William Mortimer Margaret de Mortimer Ralph Mortimer Partners Margaret Mortimer, Baroness Wigmore