Family: Sir James Stewart / Lady Joan Beaufort (F5692)
m. 1439Sir John Stewart ( -1421) |
Isabel MacDougall ( -1439) 
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| John Beaufort, 1st. Earl of Somerset (1373-1410)
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| Margaret Holland (1385-1439) |
| Sir James Stewart (1399-1451)
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| Lady Joan Beaufort (1404-1445)
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Sir John Stewart, 1st. Earl of Atholl (1440-1512)  |