| 4th New Hampshire Infantry Regiment | |
|---|---|
| Active | September 18, 1861, to August 23, 1865 |
| Country |  United States |
| Allegiance | Union |
| Branch | Infantry |
| Engagements | Battle of Port Royal Skirmish of the Brick Church Second Battle of Charleston Harbor Bermuda Hundred Campaign Battle of Cold Harbor Siege of Petersburg Battle of the Crater Second Battle of Deep Bottom Battle of Chaffin's Farm Battle of Fair Oaks & Darbytown Road First Battle of Fort Fisher Second Battle of Fort Fisher Carolinas Campaign Battle of Wilmington |
| New Hampshire U.S. Volunteer Infantry Regiments 1861-1865 | ||||
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The 4th New Hampshire Infantry Regiment was an infantry regiment that served in the Union Army during the American Civil War.