Nielsen Hayden genealogy
Family: Thomas Mowbray / Elizabeth Fitz Alan (F8979)
m. Jul 1384John Mowbray (1340-1368) 
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Elizabeth de Segrave (1338-1364)
|
Joan Mowbray ( -1408)  |
| Eleanor Mowbray (1360- ) |
| Richard de Arundel (1346-1397)
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| Elizabeth de Bohun ( -1385)
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| Joan Arundel (1371-1435) |
| Thomas Mowbray (1367-1399)
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| Elizabeth Fitz Alan (1371- )
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| Margaret Mowbray ( -1459) |
| Isabel Mowbray ( -1452) |