James Douglas, 1st Lord Dalkeith Scottish nobleman (d. 1441) Parents Agnes Dunbar Sir James Douglas of Dalkeith Children Henry Douglas of Dalkeith William Douglas James Douglas, 2nd Lord of Dalkeith Sir William Douglas of Whittinghame Siblings Agnes Douglas Janet Douglas Margaret Douglas Mary Maitland William Douglas Sir Robert Maitland of Thirlestane and Levington Partners Janet Borthwick Lady Elizabeth Stewart