man William deMortaigne Earl of Cornwall‏‎, son of Earl Robert deMortaigne and Matilda deMontgomery‏.
Born ‎ 1068 at Cornwall, England, died ‎ 1140‎, 71 or 72 years

Married/ Related to:

woman Isabel Fitz Richard deClare‏‎, daughter of Abbot Richard Fitz Richard de Clare and N.N.‏.
Born ‎ 1098‎

Children:

1.
man Aldhelm deBurgo de Mortaigne‏
Born ‎ 1130, died ‎ UNKNOWN‎
2.
woman Beatrice FitzRichard‏
Born ‎ 1135‎