Roger De Clifford
Roger was born in 1243 in Clifford Castle, Hertfordshire, England.  He died at the age of 39 on November 6th, 1282 in Menai Straits, Isle of Anglesey, Wales.  He was buried in Grey Friars, Llanfaes, Brecon, Powys, Wales.

 Isabel De Vipont
Isabel was born about 1254 in Ricester, Oxfordshire, England.  She died on May 14th, 1291.

 Robert I De Clifford
Robert I was born on April 1st, 1274 in Clifford Castle, Hertfordshire, England.  He died at the age of 40 on June 24th, 1314 in Bannockburn, Stirlingshire, Scotland.

 Simon De Clifford
Simon was born about 1276.

 Idonea De Clifford
Idonea was born about 1278.

 Roger De Clifford
Roger was born about 1280.