| 28th Ohio Infantry Regiment | |
|---|---|
 Ohio state flag | |
| Active | June 10, 1861, to July 13, 1865 |
| Country | United States |
| Allegiance | Union |
| Branch | Infantry |
| Engagements | Battle of Carnifex Ferry Battle of Princeton Court House Battle of South Mountain Battle of Antietam Battle of Droop Mountain Battle of New Market Battle of Piedmont |
The 28th Ohio Infantry Regiment was an infantry regiment in the Union Army during the American Civil War. It was frequently referred to as the 2nd German Ohio Regiment.