Archibald William Douglas, 8th Marquess of Queensberry PC (18 April 1818 – 6 August 1858), styled Viscount Drumlanrig between 1837 and 1856, was a British Conservative Party politician.

He became known by the courtesy title Viscount Drumlanrig when his father succeeded to the marquessate of Queensberry in 1837.

[8] Lord Queensberry married Caroline Margaret Clayton (1821–1904), daughter of General Sir William Clayton, 5th Baronet, at Gretna Green, Scotland, in 1840.

[1] They had six children: Lord Queensberry died while hunting in August 1858 aged forty, officially from the explosion of his gun.

[1] He is buried in the family burial ground at Gooley Hill, near Kinmount House.