John Askin, Jr. (c1765–1820) was a fur trader, merchant, and official in Upper Canada and Michigan. He and his wife, Madelaine, are remembered as being instrumental in the invention of the Mackinaw jacket in 1811.Born in the 1760s, he was the son of fur trader John Askin and a Native American/First Nations woman whose name is given as "Manette" or "Monette". Like his father, John Askin, Jr.