| Unit Name: | 23rd Michigan Infantry Regiment |
| Dates: | September 13, 1862, to June 28, 1865 |
| Country: | United States |
| Allegiance: | Union |
| Branch: | Infantry |
| Battles: | 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.
The 23rd Michigan Infantry was mustered into Federal service at East Saginaw, Michigan, on September 13, 1862.
The regiment was mustered out of service on June 28, 1865.
The regiment suffered 3 officers and 70 enlisted men who were killed in action or mortally wounded and 4 officers and 257 enlisted men who died of disease, for a total of 334 fatalities.[1]