Jonathan J. Smith (January 13, 1844 – December 19, 1916) was an American businessman, newspaper editor, and politician.
Born in Harvard, McHenry County, Illinois, Smith served in the 65th Illinois Volunteer Infantry Regiment during the American Civil War.
He was one of the editors of the Barron Republican newspaper and owned a general store.
From 1895 to 1899, Smith served in the Wisconsin State Assembly and was a Republican.
This article about a Republican Party member of the Wisconsin State Assembly born in the 1840s is a stub.