31st Wisconsin Infantry Regiment
| 31st Wisconsin Infantry Regiment | |
|---|---|
| Active | December 24, 1862 – July 8, 1865 |
| Country | United States |
| Allegiance | Union |
| Branch | Infantry |
| Size | Regiment |
| Engagements | American Civil War |
| Commanders | |
| Colonel | Isaac E. Messmore |
| Colonel | Francis H. West |
The 31st Wisconsin Infantry Regiment was a volunteer infantry regiment that served in the Union Army during the American Civil War. They served in the western theater of the war, participating in the Atlanta Campaign, Sherman's March to the Sea (Savannah Campaign), and the Carolinas Campaign.