William de VERNON 
William de was born about 1128 in Devonshire, England. William de's father was Baldwin de REVIERS and his mother was Adeliza Lucia de BAALUN. He was an only child. He died on September 10th, 1217 in Isle of Wight, Hampshire, England.
They had a daughter named Mary de Reviers de.
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Children
Mary de Reviers de VERNON
Mary de Reviers de was born about 1183 in Exeter, Devonshire, England. She died in 1242.