John Balfour "Iain" McCulloch (born 28 December 1954) is a Scottish former footballer.
Playing as a winger or forward, McCulloch began his career with his hometown club Kilmarnock before joining Notts County in 1978. He won promotion with the Magpies in 1980–81, and was their top scorer in the First Division for two consecutive seasons. After County's relegation in 1984, he joined Kettering Town.
McCulloch played twice for the Scotland national under-21 football team, as an over-age player, in 1982.