Robert de Courtenay
Robert was born about 1183 in Okehampton, Devonshire, England.  He died on July 27th, 1242.

 Mary de Redviers
Mary was born about 1196 in Hocknorton, Oxforshire, England.

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

 Hawise de Courtenay
Hawise was born about 1225 in Okehampton, Devonshire, England.  She died in 1269.