Geoffrey III de Say
Geoffrey III was born in 1281 in Berling, Kent, England.  He died in Sawbridgeworth, Hertfordshire, England.

 Idonea Leyburn
She died after 1322.

 Geoffrey IV de Say
Geoffrey IV was born about 1304.  He died on June 6th, 1359.

 Juliana de Say
Juliana was born before 1322.  She died on September 20th, 1329.