12th Maine Infantry Regiment
| 12th Maine Infantry Regiment | |
|---|---|
| Active | November 16, 1862, to April 18, 1866 | 
| Country | United States | 
| Allegiance | Union | 
| Branch | Infantry | 
| Engagements | Siege of Port Hudson Battle of Opequon Battle of Cedar Creek Valley Campaigns of 1864  | 
| Maine U.S. Volunteer Infantry Regiments 1861-1865 | ||||
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The 12th Maine Infantry Regiment was an infantry regiment that served in the Union Army during the American Civil War.