This roster includes the known officers and enlisted men of the 40th Indiana 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.
Tip: To search for a soldier’s name on this page, use Ctrl + F (Windows) or Command + F (Mac).
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 40th Indiana Infantry (Three Years’ Service), these resources may provide additional historical detail, including regimental histories and Civil War reference works.
Field & Staff
- Colonel –
- Lieutenant Colonel –
- Major –
- Adjutant –
- Quartermaster –
- Surgeon –
- Assistant Surgeon –
- Chaplain –
Company A
Company B
Company C
Company D
Company E
Company F
Company G
Company H
Company I
Company K
Non-Commissioned Staff
- Sergeant Major –
- Quartermaster Sergeant –
- Commissary Sergeant –
- Hospital Steward –
- Principal Musician –
Unassigned Recruits
Some soldiers enlisted or were transferred without immediate company assignment. Their names will be listed here if identified in primary sources.
Consolidations or Transfers
During its service, the 40th Indiana Infantry (Three Years’ Service) may have received transfers or consolidated detachments. Details will be included here if available in official records.
Sources & Notes
- Official Records of the War of the Rebellion, Series I, relevant volumes and parts.
- State Adjutant General Report for Indiana (years and volumes as applicable).
- Dyer’s Compendium.
- Fox, “Regimental Losses in the American Civil War.”
- The Union Army, Federal Publishing Company, 1908, Volume 3.