Edmund Mortimer 1st Lord Mortimer
Edmund was born in 1251.¹   He died at the age of 53 in 1304.¹ 

 Margaret de Fiennes
Margaret was born in 1262.¹   She died at the age of 71 in 1333.¹ 

 Roger Mortimer 1st Earl of March
Roger was born on April 25th, 1287 in Thornbury,Herefordshire,England.¹   He died at the age of 43 on November 29th, 1330 in Elms,Tyburn,England.¹