A full back who could play either side, South Hiendley, Yorkshire born Arthur Watson began his football career with Monckton Colliery Welfare in 1933 from where he joined Third Division (North) Lincoln City in May 1934, making his Football League debut against Doncaster Rovers the same December. He made 40 appearances for The Imps over his two seasons at Sincil Bank as they finished fourth in both his campaigns, before joining Second Division Chesterfield, with his younger brother Bill, in June 1936. However he spent three seasons at Saltergate as a fringe player, making only 10 appearances, before joining Hull City for £250 in June 1939. He had played twice in the early season 1939-40 games when the outbreak of the Second World War forced the abandonment of the peacetime Leagues, but after the War he returned to Boothferry Park and made 40 appearances in the first post war League season, 1946-47, scoring twice in a 5-1 victory at New Brighton in October 1946, his only career goals, before retiring in May 1947.
His younger brother Bill also played for Monckton Colliery, Lincoln City and Chesterfield, and subsequently for Rochdale.