Colin Inkster (August 3, 1843[1] – September 28, 1934) was a political figure in Manitoba.

[2] He was born in Kildonan, Manitoba, the son of John Inkster, a native of Scotland, and Mary Sinclair, the daughter of William Sinclair, chief factor with the Hudson's Bay Company.

[3] He was the cousin of Nina Cameron Graham, the first woman to receive an engineering degree in Britain, and gave her away at her wedding to Cecil Stephen Walley in 1912.

[1] He died after suffering smoke inhalation during a fire at his hunting lodge on Delta Marsh.

[2] His former home, which he named Bleak House after a novel by Charles Dickens, is now designated as a heritage property by the city of Winnipeg.