Nielsen Hayden genealogy
Family: Robert Tibetot / Margaret Deincourt (F5620)
m. Bef 5 Jun 1348John de Tibetot (1313-1367) 
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Margaret de Badlesmere (1314-1344)
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| William Deincourt (1299-1364)
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| Millicent la Zouche ( -1379)
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| Robert Tibetot (1341-1372)
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| Margaret Deincourt ( -1380)
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Elizabeth de Tibetot ( -1424)  |
| Margaret Tibetot (1366-1431) |
| Milicent Tibetot (1368-1446) |