Edmund De Mortimer
Edmund was born in Llangoed, Brecon, Wales.  He died on December 27th, 1381 in Dominican Friary, Cork, Ireland.

 Philippa Plantagenet
Philippa was born on August 16th, 1355 in Castle Carrickfergus, Antrim, Ireland.  She died at the age of 27 in 1382.

 John de Mortimer
John was born about 1373.

 Roger de Mortimer
Roger was born on April 11th, 1374 in Usk, Monmouth, England.  He died at the age of 24 on July 20th, 1398 in Kells, Meath, Ireland.

 Edmund De Mortimer
Edmund was born about 1375.

 Philippa De Mortimer
Philippa was born on November 21st, 1375 in Ludlow, Shropshire, England.  She died at the age of 24 on September 24th, 1400 in Halnaker, Sussex, England.  She was buried in Boxgrove Near, Lewes, Sussex, England.

 Elizabeth de Mortimer
Elizabeth was born in Usk, Monmouth, Wales.  She died on April 20th, 1417.