Arthur was born in Wolverhampton in 1896, the son of George Henry and Ann Matilda Careless. In 1901 they were living at 87 Merridale Street, Wolverhampton, together with Arthur’s sister, Doris Evelyn. They were at 67 Norfolk Road in 1911, along with an additional three brothers (Cyril George, Harry Wilfred and Geoffrey Careless and a newborn as-yet-unnamed sister. By this date, Arthur was a bolt turner for a brass foundry.
Arthur enlisted in the 7th Battalion of the South Staffordshire Regiment (number 9799) and rose to become an Acting Corporal. He first served in the Balkans, entering the War on 21 July 1915. He died on 17 October 1915. He is commemorated at the Helles Memorial in Turkey, and is probably the “A. Careless” remembered on the St John’s Church War Memorial.