William De Courtenay
William was born in 1130.  He died before 1209.

 Avis D'Aincourt
Avis was born about 1140.  She died on July 31st, 1209.

 Robert , Baron Of Oakhampton De Courtenay
Robert , Baron Of Oakhampton was born in 1183.  He died at the age of 59 on July 26th, 1242 in Manor of Iwerne Courtenay,County Dorset,ENGLAND.