The 26th Massachusetts was an infantry regiment that served in the Union Army during the American Civil War.
2nd Brigade, 2nd Division, XIX Corps, Department of the Gulf, to July 1863.
2nd Brigade, 3rd Division, XIX Corps, Department of the Gulf, to February 1864.
2nd Brigade, 2nd Division, XIX Corps, Department of the Gulf, to June 1864.
2nd Brigade, 1st Division, XIX Corps, Army of the Shenandoah, to April 1865.
2nd Brigade, 1st Division, Department of Washington, XXII Corps, to June 1865.
Moved to Camp Chase in Lowell, September 23, and to Boston November 19.
Sailed on steamer Constitution to Ship Island, Miss., November 21, arriving there December 3.
Occupation of Forts St. Phillip and Jackson April 28 to July.
Expedition to Pass Manchac and Ponchatoula September 13–15, 1862 (1 company).
Provost duty at Headquarters of Middle Military Division and Army of the Shenandoah at Winchester, until May 1, 1865.