Background
A descendant of William Douglas, 1st Earl of Queensberry, he married Christian Cunningham, daughter of Sir William Cunningham of Caprington, 2nd Baronet.
A descendant of William Douglas, 1st Earl of Queensberry, he married Christian Cunningham, daughter of Sir William Cunningham of Caprington, 2nd Baronet.
He was arrested in July 1746 on suspicion of having favoured the cause of the Pretender, Charles Edward Stuart, and was, on 14 August, committed to the Tower of London. He was given bail in March 1748.
9th Parliament of Great Britain.