Ralph de Tankerville & partner 
They had a son named William.
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Personal Details
Ralph de Tankerville
Ralph was born in 1034 in Tancarville, Le Havre, Seine-Inferieure, Normandy, France.1
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Children
William Tankerville
William was born in 1062 in Tancarville, Le Havre, Seine-Inferieure, Normandy, France.1 He died at the age of 67 in 1129.1