1864 United States presidential election in Wisconsin

The 1864 United States presidential election in Wisconsin was held on November 8, 1864 as part of the 1864 United States presidential election. State voters chose eight electors to the Electoral College, who voted for president and vice president.

Wisconsin would be won by the National Union Party candidate, incumbent Republican President Abraham Lincoln and his running mate Andrew Johnson. They defeated the Democratic candidate George B. McClellan and his running mate George H. Pendleton. Lincoln won the state by a margin of 11.76%.