Our Maritime Ties
Family: Sir James Stewart / Joan Beaufort (F4651)
John Beaufort, 1st Earl Somerset (1372-1410) 
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Margaret Holland ( -1439)
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| Henry Beaufort, Earl of Somerset (1401-1418) |
| John Beaufort, Duke of Somerset (1403-1444) |
| Edmund Beaufort, Duke of Somerset ( -1455) |
| Joan Beaufort ( -1445)
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John Stewart, 1st Earl of Athol (1440-1512)  |