91st Indiana Infantry Regiment
| 91st Regiment Indiana Infantry | |
|---|---|
| Active | October 1, 1862 – June 26, 1865 |
| Country | United States |
| Allegiance | Union |
| Branch | Infantry |
| Engagements | Atlanta campaign Battle of Kennesaw Mountain Siege of Atlanta Battle of Lovejoy's Station Battle of Spring Hill Second Battle of Franklin Battle of Nashville Carolinas campaign |
The 91st Regiment Indiana Infantry was an infantry regiment that served in the Union Army during the American Civil War between October 1862 and June 1865.