| 6th Michigan Heavy Artillery Regiment | |
|---|---|
 Michigan state flag | |
| Active | June 10, 1863, to August 20, 1865 |
| Country | United States |
| Allegiance | Union |
| Branch | Artillery |
| Engagements | Battle of Baton Rouge Siege of Port Hudson |
The 6th Michigan Heavy Artillery Regiment was an artillery regiment that served in the Union Army during the American Civil War.