This roster includes the known officers and enlisted men of the 2nd Ohio Heavy Artillery (Three Years’ Service), organized by Field & Staff and Companies A through M. Information is drawn from 19th-century state adjutant general reports, the Official Records, and verified regimental histories.
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For an overview of this regiment’s organization, service, engagements, and casualties, see the regiment summary page.
Research This Regiment
If you’re researching ancestors in the 2nd Ohio Heavy Artillery (Three Years’ Service), these resources may provide additional historical detail, including regimental histories and Civil War reference works.
Field & Staff
Some details are incomplete in surviving primary sources.
- Colonel Horatio G. Gibson – Commanding officer; mustered in 1863.
- Lieutenant Colonel Martin B. Ewing – Second in command; mustered in 1863.
- Major William S. Irwin – Mustered in 1863.
- Major Daniel W. Hoffman – Mustered in 1863.
- Major Lafayette Hammond – Mustered in 1863.
- Major Lemon S. Powell – Mustered in 1863.
Company A
Some details are incomplete in surviving primary sources.
Company B
Some details are incomplete in surviving primary sources.
Company C
Some details are incomplete in surviving primary sources.
Company D
Some details are incomplete in surviving primary sources.
Company E
Some details are incomplete in surviving primary sources.
Company F
Some details are incomplete in surviving primary sources.
Company G
Some details are incomplete in surviving primary sources.
Company H
Some details are incomplete in surviving primary sources.
Company I
Some details are incomplete in surviving primary sources.
Company K
Some details are incomplete in surviving primary sources.
Company L
Some details are incomplete in surviving primary sources.
Company M
Some details are incomplete in surviving primary sources.
Sources & Notes
- Official Records of the War of the Rebellion, Series I, relevant volumes and parts covering Ohio artillery units.
- State Adjutant General Report for Ohio (various years, volumes covering heavy artillery regiments).
- Dyer’s Compendium.
- Fox, “Regimental Losses in the American Civil War.”
- The Union Army, Vol. 2, Federal Publishing Company, 1908.