Geoffrey de Say (1155–1230) was an English nobleman, and Magna Carta surety.
He held land at Edmonton[1] and Sawbridgeworth.[2][3] He had family claims to larger estates, but they had gone to the kinsman Geoffrey Fitz Peter, 1st Earl of Essex.
Geoffrey was the son of Geoffrey De Saye, Lord of West Greenwich (1135-1214). Geoffrey De Saye, II, Lord of West Greenwich was born in 1155 in West Greenwich, Kent, England. He died 24 Aug 1230 in Gascoigne, Poitou, France. He married Alice De Chesney (1159-) Children are: William De Saye, V, Governor of Rochester Castle (1205-1271) who married Sibyl Marshal (1213-)