| 5th New Hampshire Infantry Regiment | |
|---|---|
| Active | October 22, 1861, to July 8, 1865 |
| Country |  United States |
| Allegiance | Union |
| Branch | Infantry |
| Engagements | Siege of Yorktown Battle of Fair Oaks Seven Days Battles Battle of Savage's Station Battle of Malvern Hill Maryland Campaign Battle of South Mountain Battle of Antietam Battle of Fredericksburg Battle of Chancellorsville Gettysburg Campaign Battle of Gettysburg Battle of Cold Harbor Siege of Petersburg Second Battle of Petersburg Battle of the Crater Appomattox Campaign Battle of White Oak Road Battle of Sutherland's Station Third Battle of Petersburg Battle of Sayler's Creek Battle of High Bridge Battle of Appomattox Court House |
| Commanders | |
| Notable commanders | Colonel Edward E. Cross |
| New Hampshire U.S. Volunteer Infantry Regiments 1861-1865 | ||||
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The 5th New Hampshire Infantry Regiment was an infantry regiment that served in the Union Army during the American Civil War. The regiment sustained the greatest total combat losses of any infantry or cavalry regiment in the Union, with 295 killed and 756 wounded.