Family: 1st Baron of Drumlanrig William Douglas / Elizabeth Stewart (F1425)
 | 2nd Earl of Douglas James Douglas (1358-1388) 
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3rd Earl of Douglas, Earl of Wigtown, Lord of Douglas, Lord of Bothwel Archibald Douglas (1328-1400)  |
| 1st Baron of Drumlanrig William Douglas (1374-1427)
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