| 23rd Michigan Infantry Regiment | |
|---|---|
 Michigan state flag | |
| Active | September 13, 1862, to June 28, 1865 |
| Country | United States |
| Allegiance | Union |
| Branch | Infantry |
| Engagements | Siege of Knoxville Battle of Resaca Battle of Kennesaw Mountain Battle of Atlanta Siege of Atlanta Battle of Jonesboro Battle of Franklin Battle of Nashville Campaign of the Carolinas |
The 23rd Michigan Infantry Regiment was an infantry regiment that served in the Union Army during the American Civil War.