Malcolm Scarth Isbister (August 31, 1850 – June 30, 1920[1]) was a Scottish-born merchant and political figure in Saskatchewan, Canada.
[2] He was born in the Orkney Islands, the son of John Isbister, and came to Galt, Canada West with his parents in 1857.
He worked as a contractor for the Canadian Pacific Railway in 1883, then entered business as the junior partner with his brother Adam Isbister in Petrolia and Port Arthur where they purchased the stock and goodwill of merchant Noah Keen Street in November 1884.
Isbister served as town coroner, postmaster and as a member of the board of governors for the Saskatoon City Hospital.
[4] M Isbister & Son was his business which was a general hardware store including selling guns.
He made great profits selling real estate early in the history of the city.