Robert De Courtenay
Robert was born in 1170 in Okehampton, Devonshire, England.  He died about July 27th, 1242 in Iwerne Courtney, Dorset, England.

 Mary De Vernon
Mary was born about 1196 in Okehampton, Devonshire, England.  Mary is no longer alive.

 John De Courtenay
John was born about 1218 in Okehampton, Devonshire, England.  He died on May 3rd, 1274.

 Hawisia De Courtenay
Hawisia was born about 1222.

 Egelina Courtenay