James MacCallum Smith (26 April 1868 – 6 August 1939) was an Australian politician, newspaper proprietor and stock breeder.

[1] Some time later he emigrated to Australia, working briefly for a country newspaper in Queensland, then moving to Sydney to manage the Australian Mining Standard.

In the election of 5 September 1900, Smith contested a South Province seat in the Western Australian Legislative Council, but was unsuccessful.

He contested the Western Australian Legislative Assembly seat of Coolgardie in the election of 24 April 1901, but was defeated by the incumbent, Alf Morgans.

He became active in the Dominion League, and in 1934 was part of the delegation that travelled to London to present the 1933 secession petition which had been passed with a two-thirds majority.

His estate included an endowment for the creation of a MacCallum Smith chair of veterinary sciences at the University of Western Australia which was never utilised.