Nielsen Hayden genealogy
Family: John Bigod / Constance de Mauley (F13249)
m. Bef 1410John Bigod (1332-1388) 
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Joan Bigod ( -1420)  |
| Peter de Mauley ( -1378)
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| Margery de Sutton ( -1391)
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| John Bigod (1375-1427)
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| Constance de Mauley (1375-1450)
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| Ralph Bigod (1410-1461) |