The 46th Wisconsin Infantry Regiment was a volunteer infantry regiment that served in the Union Army during the American Civil War.

The 46th Wisconsin was organized at Madison, Wisconsin, and mustered into Federal service on March 2, 1865.

The regiment was mustered out on September 27, 1865.

The 46th Wisconsin suffered 0 officers and 20 enlisted men who died of disease, for a total of 20 fatalities.

This article about a specific military unit of the American Civil War is a stub.