Alexander Ferguson MacLaren (February 3, 1854 – April 19, 1917) was a Canadian manufacturer, exporter and politician.

Born in Perth, Lanark County, Canada West, the son of John MacLaren, a native of Perthshire, Scotland, MacLaren moved to Cromarty in Perth County with his family while still young.

In 1890, MacLaren established his own cheese exporting business in Stratford.

MacLaren's company established offices in Toronto, Detroit, Chicago, New York City, London (England), Mexico, China, Japan and Africa.

MacLaren died in Toronto from kidney problems.