Roger De Mortimer
Roger was born on November 11th, 1328 in Ludlow, Shropshire, England.  He died in Rouvray, Cote-d'Orleans, France.

 Phillipa De Montagu
Phillipa was born about 1332.  She died in Bisham, Berkshire, England.

 Margaret De Mortimer
Margaret was born about 1352.  She died before November 3rd, 1405.

 Edmund De Mortimer
Edmund was born in Breconshire, Wales.  He died on December 26th, 1381 in Dominican Friary, Cork, Ireland.