| 39th Ohio Infantry Regiment | |
|---|---|
 Ohio state flag | |
| Active | July 31, 1861, to July 9, 1865 |
| Country | United States |
| Allegiance | Union |
| Branch | Infantry |
| Engagements | Battle of Liberty Battle of Island No. 10 Siege of Corinth Battle of Iuka Second Battle of Corinth Atlanta Campaign Battle of Resaca Battle of Dallas Battle of New Hope Church Battle of Allatoona Battle of Kennesaw Mountain Battle of Atlanta Siege of Atlanta Battle of Jonesboro Battle of Lovejoy's Station Sherman's March to the Sea Carolinas Campaign Battle of Bentonville |
The 39th Ohio Infantry Regiment was an infantry regiment in the Union Army during the American Civil War.