[From "The Origin of Some Anglo-Norman Families"] concerning origin of Gournay family:
Gournay-en-Bray - This was a fortified town. The family is so well known that it is sufficient to refer to the documents in Daniel Gurney, "Record of the House of Goournai".
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Following excerpted from a posting to soc.genealogy.medieval by Douglas Richardson:
From: Douglas Richardson (royalancestry@@msn.com)
Subject: Re: Dammartin
Newsgroups: soc.genealogy.medieval
Date: 2002-05-20 21:26:10 PST
GERARD DE GOURNAY, of Caister, Norfolk, seigneur of Gournay-en-Brie, la Ferte-en-Brie, and Gaillefontaine, founder of Lessingham Priory, Norfolk, son and heir. He married before 1091 AIDIEVE (or EDIVA) DE WARENNE, daughter of William de Warenne, lst Earl of Surrey, by Gundred, sister of Gerbod, Earl of Chester. Her maritagium included the manor of Mapledurham, co. Oxford. They had one son, Hugh, and one daughter, Gundred. He and his father witnessed the foundation charter of Holy Trinity Caen in 1082 by King William the Conqueror. In 1090, he stood by William Rufus against Duke Robert, and, on their reconciliation, his allegiance and castles in Normandy were transferred to Duke Robert. He and his mother confirmed all of his father's gifts to the Abbey of Bec. He accompanied Robert, Duke of Normandy, on a crusade in 1096, and was with Bohemond in the advance from Nice in Bythinia. GERARD DE GOURNAY was living in 1104, and is said to have died on a pilgrimage to Jerusalem. His widow married (2nd) Drew de Monceaux (living 1131). They had one son, Drew.