Augustin Grignon (June 27, 1780 – October 2, 1860) was a fur trader and general entrepreneur in the Fox River Valley in territorial Wisconsin, surviving into its early years of statehood.
)[1] His maternal grandfather was Métis Charles Langlade, widely considered to be the "father of Wisconsin."
At the age of 25, he married Nancy McCrea, daughter of a Montreal fur trader and a Menominee woman.
He continued in general trade, farmed, and built a flourmill and gristmill in 1821.
In 1832, he was granted the first private property in Columbia County, at strategic Fort Winnebago.