William Douglas, 1st Earl of Queensberry (c. 1582 – 8 March 1639/40) was a Scottish noble.
He was the eldest son of James Douglas, 8th of Drumlanrig and his wife Mary Fleming.
[2] On 1 April 1628 he was created lord Douglas, of Hawick and Tibbers, viscount Drumlanrig.
[3] He married Isabel Kerr, daughter of Mark, Earl of Lothian in 1603.
They had issue:[3] This biography of an earl in the Peerage of Scotland is a stub.