This roster includes the known officers and enlisted men of the 1st 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 1st Ohio Heavy Artillery (Three Years’ Service), these resources may provide additional historical detail, including regimental histories and Civil War reference works.
Field & Staff
- Colonel Chauncey D. Hawley – Commanding officer; mustered in during reorganization as heavy artillery.
- Lieutenant Colonel Fordyce M. Keith – Second in command; served throughout the regiment’s heavy artillery term.
- Major William G. Dickson – Served as major during the regiment’s service.
- Major Robert W. Caldwell – Served as major during the regiment’s service.
- Major Timothy S. Matthews – Served as major during the regiment’s service.
- Major Henry L. Barnes – Served as major during the regiment’s service.
Company A
Records for this company are incomplete in the surviving state adjutant general reports.
Company B
Records for this company are incomplete in the surviving state adjutant general reports.
Company C
Records for this company are incomplete in the surviving state adjutant general reports.
Company D
Records for this company are incomplete in the surviving state adjutant general reports.
Company E
Records for this company are incomplete in the surviving state adjutant general reports.
Company F
Records for this company are incomplete in the surviving state adjutant general reports.
Company G
Records for this company are incomplete in the surviving state adjutant general reports.
Company H
Records for this company are incomplete in the surviving state adjutant general reports.
Company I
Records for this company are incomplete in the surviving state adjutant general reports.
Company K
Records for this company are incomplete in the surviving state adjutant general reports.
Company L
Records for this company are incomplete in the surviving state adjutant general reports.
Company M
Records for this company are incomplete in the surviving state adjutant general reports.
Non-Commissioned Staff
Some details are incomplete in surviving primary sources.
Unassigned Recruits
Some details are incomplete in surviving primary sources.
Consolidations or Transfers
During its service, the regiment was reorganized from the 117th Ohio Infantry to the 1st Ohio Heavy Artillery in August 1863. Additional details on transfers or consolidations are not fully documented in available sources.
Sources & Notes
- Official Records of the War of the Rebellion, Series I, relevant volumes and parts covering Ohio artillery regiments.
- State Adjutant General Report for Ohio (various years; volumes and pages as available for heavy artillery regiments).
- Dyer’s Compendium.
- Fox, “Regimental Losses in the American Civil War.”
- The Union Army, Federal Publishing Company, 1908, Volume 2.