Nielsen Hayden genealogy
Family: Robert de Pickering / Maud (F5085)
m. Bef 4 Feb 1332Thomas de Pickering ( -1336) 
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Elizabeth de Greystoke (1265-1329)
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| Robert de Pickering (1289-1351)
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James Pickering, Speaker of the House of Commons (1332-1398)  |