Roger de Clifford
He died on November 6th, 1282 in Menai Straits, Anglesey, Wales.

 Isabel de Vipont
Isabel was born about 1254.  She died on May 14th, 1292.  She was buried in Shap Abbey, Westmorland.

 Robert de Clifford
Robert was born on April 1st, 1274 in Clifford Castle, Hereford, England.  He died at the age of 40 on June 24th, 1314 in Battle of Bannockburn, Bannockburn, Sterling, Scotland.