Thomas Lister, 4th Baron Ribblesdale (29 October 1854 – 21 October 1925) was a British Liberal politician. Early life Thomas Lister was born on 29 October 1854 in Fontainebleau, France, the eldest son of Thomas Lister, 3rd Baron Ribblesdale (1828–1876), and his wife Emma (née Mure) (1833–1911), daughter of William Mure. He succeeded his father in the barony in 1876. Career Lord Ribblesdale sat on the Liberal benches in the House of Lords and served as a Lord-in-waiting (government whip in the House of Lords) under William Ewart Gladstone from 1880 to 1885 and in 1886 and as Master of the Buckhounds under Gladstone and later Lord Rosebery from 1892 to 1895. Apart from his political career he was also a Captain in the Rifle Brigade and a Trustee of the National Gallery from 1909 to 1925. His portrait was painted by John Singer Sargent and is said to epitomise the British aristocrat. Personal life On 7 April 1877, Lord Ribblesdale married Charlotte Monkton Tennant (1858–1911), daughter of Sir Charles Tennant, 1st Baronet (1823–1906) and Emma Winsloe (1849–1895), and sister of Margot Tennant, at The Savoy Chapel, London. Lady Ribblesdale died on 2 May 1911. The couple had five children: Hon. Thomas Lister, DSO (1878–1904), a captain in the 10th Royal Hussars, who received the Distinguished Service Order (DSO) for service in the Second Boer War (1899-1902), and was killed in action during the Somaliland campaign of 1903–04. Hon. Barbara Lister (1880–1943), who married Sir Mathew Wilson, 4th Baronet (1875–1958), and had three sons Hon. Charles Alfred Lister (1887–1915), a second lieutenant who died from wounds received at the Battle of Gallipoli during the First World War Hon. Laura Lister (1892–1965), who married Simon Fraser, 14th Lord Lovat (1871–1933) Hon. Diana Lister (1893–1983), who first married Captain Percy Lyulph Wyndham, then Captain Arthur "Boy" Capel (1881–1919), and thirdly Vere Fane, 14th Earl of Westmorland (1893–1948) On 3 June 1919, Lord Ribblesdale married secondly Ava Lowle Willing, daughter of Edward Shippen Willing and Alice Bell Barton and former wife of John Jacob Astor IV, at St Mary's, Bryanston Square in London. He died on 21 October 1925, aged 70 at his townhouse in Grosvenor Square, Mayfair, London, and was buried in the Lister vault at St Mary the Virgin Churchyard, Gisburn, Lancashire. With his death the barony became extinct. Lady Ribblesdale died on 9 June 1958 in her apartment at 720