Nielsen Hayden genealogy
Family: Robert Newmarch / Joan Shirley (F11150)
Ralph Newmarch ( -1403) 
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Elizabeth Newmarch ( -1403)
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| Hugh Shirley (1362-1403)
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| Beatrice Brewes (1366-1440)
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Ralph Shirley (1391-1443)  |
| Robert Newmarch ( -1427)
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| Elizabeth Newmarch (1417-1466) |