John+ Saint John
John+ was born after 1240.

 Alice+ Fitzpiers
Alice+ was born in 1249 in Blaen Llyfni, Brecknockshire, Wales.  She died after 1305 in Basing, Hampshire, England.

 Edward Saint John
Edward was born about 1269.  He died on November 30th, 1368.

 John+ Saint John
John+ was born about 1273 in Basing, Hampshire, England.  He died before April 4th, 1329 in Basing, Hampshire, England.

 Agnes De+ Saint John
Agnes De+ was born about 1280.  She died on June 11th, 1345.