This roster includes the known officers and enlisted men of the 27th Ohio Infantry (Three Years’ Service), organized by Field & Staff and Companies A through K. 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 27th Ohio Infantry (Three Years’ Service), these resources may provide additional historical detail, including regimental histories and Civil War reference works.
Field & Staff
- Colonel John W. Fuller – Original commanding officer; promoted during service.
- Colonel Mendal Churchill – Succeeded to command; service details in adjutant general reports.
- Lieutenant Colonel Henry G. Kennett – Served as second-in-command; later promoted.
- Lieutenant Colonel Swift Spaulding – Service noted in state records.
- Lieutenant Colonel Edwin Nichols – Service noted in state records.
- Lieutenant Colonel Isaac N. Gilruth – Service noted in state records.
- Major James P. Simpson – Served as major; further details in official records.
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.
Sources & Notes
- Official Records of the War of the Rebellion, Series I, relevant volumes and parts covering the Army of the Tennessee and Western Theater operations.
- State Adjutant General Report for Ohio (various years, volumes, and page ranges as available).
- Dyer’s Compendium.
- Fox, “Regimental Losses in the American Civil War.”
- The Union Army, Federal Publishing Company, 1908, Volume 2.