
Family: William Mainwaring / Margaret de Warenne (F788)
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Male
William Mainwaring
Birth Abt 1366 Over, Cheshire, England 
Death Aft 1419 Burial Marriage Father Randle Mainwaring | F786 Group Sheet Mother Margery Venable | F786 Group Sheet
Female
+ Mary Mainwaring
Birth 1419 Cheshire, England 
Death 1445 Yorkshire, England 
Burial Spouse John Clayton | F521 Marriage 1440 England 
