Joan de WATERTON 
Joan de was born in 1407 in Methley, Yorkshire, England. Joan de's father was Robert de WATERTON and her mother was Joan de EVERINGHAM. She was an only child. She died at the age of 33 in 1440 in West Riding, Yorkshire, England.
They had a daughter named Margaret (Lady) de.
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Children
Margaret (Lady) de WELLES
Margaret (Lady) de was born about 1434 in Grimsby, Lincolnshire, England.1 She died on July 13th, 1480 in Stamford, Northumberland, England.
1 Abbrev: The Magna Carta Sureties, 1215 (The Barons named in the Magna Carta and @ Call Numder ISBN:0-8093-0866-4 Library of Congress: 79-89349