Robert De Mortaigne Of Cornwall Earl
Robert De Mortaigne was born about 1037 in , , , Normandy.  He died on December 8th, 1091.  He was buried in 1091.

 Matilda (Maud) De Montgomery
Matilda (Maud) was born about 1039 in Montaigne, , , France.  She died in 1082.  She was buried in 1082 in Grestain.

 Agnes De Mortaigne
Agnes was born about 1054 in Mortaigne, , , France.

 Emma De Mortain
Emma was born about 1058 in Mortaign, , , France.

 Denise De Mortainge