Nielsen Hayden genealogy
Family: William Atherton / Margaret Byron (F21064)
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Male
William Atherton
Birth of Atherton, Lancashire, England 
Death 1440 Burial Marriage Father William de Atherton | F21144 Group Sheet Mother Elizabeth Pilkington | F21144 Group Sheet
Female
Margaret Byron
Birth Death 25 May 1486 Burial Stanton Harcourt, Oxfordshire, England Other Spouse Robert Harcourt | F10027 Marriage Bef 1441 Father John Byron | F10029 Group Sheet Mother Margaret Booth | F10029 Group Sheet