| 15th Ohio Infantry Regiment | |
|---|---|
 Ohio state flag | |
| Active | April 27, 1861 – August 31, 1861 (3 months) September 1861 – December 27, 1865 (3 years) |
| Country | United States |
| Allegiance | Union |
| Branch | Infantry |
| Engagements | Skirmish at Bowman's Place Battle of Shiloh Siege of Corinth Battle of Stones River Tullahoma Campaign Battle of Chickamauga Siege of Chattanooga Battle of Missionary Ridge Atlanta Campaign Battle of Resaca Battle of Kennesaw Mountain Siege of Atlanta Battle of Jonesboro Second Battle of Franklin Battle of Nashville Battle of Bentonville |
| Ohio U.S. Volunteer Infantry Regiments 1861-1865 | ||||
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The 15th Ohio Infantry Regiment was an infantry regiment in the Union Army during the American Civil War.