Nielsen Hayden genealogy
Family: John Chamberlain / Joan Morteyn (F13363)
m. Bef 1314Joan de Gatesden (1268- ) 
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John de Morteyn ( -1346)
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Lucy de Morteyn ( -1361)  |
| John Chamberlain (1290- )
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| Joan Morteyn ( -1323)
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| Richard Chamberlain ( -1391) |