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
William Longleg, Lord of Douglas William Longleg, Lord of Douglas William, Lord of Douglas (c. 1220 – c. 1274), known as 'Longleg', was a Scoto-Norman nobleman. He was the son of Archibald I, Lord of Douglas. The years of the minority of King Alexander III (1249–1262) featured an embittered struggle for the control of affairs between two rival parties, the one led by the nationalistic Walter Comyn, Earl of Menteith, the other by pro-English Alan Durward, Justiciar of Scotia. The former dominated the early years of Alexander's reign. In 1255 an interview between the English and Scottish kings at Kelso led to Menteith and his