*John de Courtenay
*John was born in 1218 in Okehampton,Devonshire,England.  He died at the age of 56 on May 3rd, 1274 in Ford Abbey,Devonshire,England.

 *Isabel de Vere
*Isabel was born in 1222 in Totnes,Devonshire,England.  She died before February 1299 in Church of Black,Exeter,England.

 *Hugh I , Sir de Courtenay
*Hugh I , Sir was born on March 25th, 1248 in Okehampton,Devonshire,England.  He died at the age of 42 on February 28th, 1291 in Cullicomb,Devonshire,England,bur , Cowick, Devonshire, England.