Lord Francis Douglas Marquess of Queensberry; a younger brother, Lord Archibald Edward Douglas (1850–1938), who became a clergyman; and a younger brother and sister, the twins Lord James Douglas (d. 1891) and Lady Florence Douglas (1855–1905), who married Sir Alexander Beaumont Churchill Dixie, 11th Baronet. He was an uncle of Oscar Wilde's lover Lord Alfred Douglas, and a younger brother of John Douglas, 9th Marquess of Queensberry. In 1858, Douglas's father, Lord Queensberry, died in what was reported as a shooting accident, but his death was widely believed to have been suicide. In 1862, his mother, Lady Queensberry, converted to Roman Catholicism and
Lord Alfred Douglas series of articles alleging that a "powerful individual in the Admiralty" had alerted the Germans at the Battle of Jutland that the British had broken their code, and that Winston Churchill had falsified a report in return for a large sum of money from Ernest Cassel who thereby profited; in May 1921 Douglas would also insinuate that Herbert Earl Kitchener had been murdered by the Jews. Douglas would cease to be editor after issue 67 in 1921 after a row with Spencer. He then produced a short lived, almost identical, rival magazine called "Plain Speech" in 1921 with Herbert Moore