Arthur Wills Percy Wellington Blundell Trumbull Hill, 7th Marquess of Downshire (7 April 1894 – 28 March 1989)[1][2] was an Irish peer.Up to the 1920s he was the last Marquess to have connection with the family mansion with its 115,000 acres of estate in Hillsborough, County Down.[3] Arthur Hill was son to Arthur Hill, 6th Marquess of Downshire (1871–1918) and Katherine Mary ("Kitty") Hare (1872–1959), a granddaughter to William Hare, 2nd Earl of Listowel.During the First World War he served with the British Red Cross, and became a lieutenant in the Berkshire Yeomanry.[1] As the Earl of Hillsborough, he took his seat in the House of Lords on 18 May 1920,[5] but is not recorded to have ever spoken.