John De Saint John
John De was born in October 1273 in Basing, Hampshire, England.  He died at the age of 55 on May 14th, 1329.

 Egeline De Courtenay
Egeline was born in 1287 in Okehampton, Devonshire, England.  She died at the age of 48 on October 10th, 1335 in Middleton, Norfolk, England.

 Margaret De Saint John
Margaret De was born about 1308 in Hatch, Somersetshire, England.  She died on November 19th, 1361.

 William De Saint John
William De was born on June 14th, 1309 in Basing, Hampshire, England.

 Hugh De Saint John
Hugh De was born on May 26th, 1310 in Basing, Hampshire, England.  He died at the age of 25 in May 1335.