Edmund Mortimer
Edmund was born in 1252 in Wigmore, Ludlow, Herefordshire, England.  He died at the age of 52 on July 17th, 1304 in Wigmore, Ludlow, Herefordshire, England.

 Margaret De Fiennes
Margaret was born in 1262 in Fiennes, Bolonois, France.  Margaret is no longer alive.

 Isolde De Mortimer
Isolde was born about 1277.  She died in 1338.