Thomas McCallum (17 March 1860 – 20 April 1938) was a politician in South Australia.
McCallum was born at Langhorne's Creek a son of John McCallum of "Ballindown", and was educated at Glenelg Grammar School for a year,[1] then under a private tutor at McGrath's Flat.
He joined the Liberal Union when it was formed around 1912, and was in 1920 selected to stand for the Southern district seat of the Legislative Council,[3] made vacant by the resignation (and subsequent death) of Joseph Botterill.
McCallum was president of the Lake Albert Agricultural and Horticultural Society for several years.
He died alone of a heart attack while driving his car from his homestead at McGrath's Flat to a council meeting at Meningie.