Samuel Johnstone Irving (28 August 1893 - 12 December 1968) was an Irish footballer and manager. He played in The Football League for Bristol City, Cardiff City, Chelsea and Bristol Rovers, and for Dundee in the Scottish Football League. He won the FA Cup, Welsh Cup and Charity Shield with Cardiff in 1927. At international level, Irving made 18 appearances for Ireland. After retiring as a player, he was co-manager of Dundee United.