Percy Sholto Douglas
Percy Sholto Douglas, 10th Marquess of Queensberry (13 October 1868 – 1 August 1920) was a Scottish aristocrat.
Born in Cummertrees, Dumfries, Scotland, he was the second son of John Sholto Douglas, 9th Marquess of Queensberry and brother of Lord Alfred Douglas, the lover of Oscar Wilde. From the death of his elder brother Francis in 1894 until his father's death in 1900 he was styled Viscount Drumlanrig.