Alexander de SYLVESTER 
Alexander de was born about 1102 in Storeton, wiral, Cheshire, England. Alexander de's father was Guy de STORETON. He was an only child. Alexander de is no longer alive.
He had a biological daughter named Joan de.
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Children
Joan de SYLVESTER
Joan de was born about 1146 in Storeton, Wirral, Cheshire, England. Joan de is no longer alive.