| 1st Michigan Cavalry Regiment | |
|---|---|
 Michigan state flag | |
| Active | August 21, 1861, to March 10, 1866 |
| Country | United States |
| Allegiance | Union |
| Branch | Cavalry |
| Engagements | Battle of Winchester Battle of Cedar Mountain Battle of Second Bull Run Battle of Gettysburg Kilpatrick's Raid on Richmond Battle of the Wilderness Battle of Yellow Tavern Battle of Cedar Creek Battle of Five Forks Battle of Sailor's Creek |
The 1st Michigan Cavalry Regiment was a cavalry regiment that served in the Union Army during the American Civil War. It was a part of the famed Michigan Brigade, commanded by Brigadier General George Armstrong Custer for a time.