Roger III De Mortimer
Roger III was born in 1231 in Cwmaron Castle, Radnor, Wales.  He died at the age of 52 on October 27th, 1283 in , Herefordshire, England.

 Maud De Braose
Maud was born about 1226 in Brecon, , Wales.

 Isabell De Mortimer
She died before August 10th, 1274 in Wigmore, Herefordshire, England.