This roster includes the known officers and enlisted men of the 91st Indiana Infantry, 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 91st Indiana Infantry, 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 –
Some details are incomplete in surviving primary sources.
Company A
- Captain –
- First Lieutenant –
- Second Lieutenant –
Some details are incomplete in surviving primary sources.
Company B
- Captain –
- First Lieutenant –
- Second Lieutenant –
Some details are incomplete in surviving primary sources.
Company C
- Captain –
- First Lieutenant –
- Second Lieutenant –
Some details are incomplete in surviving primary sources.
Company D
- Captain –
- First Lieutenant –
- Second Lieutenant –
Some details are incomplete in surviving primary sources.
Company E
- Captain –
- First Lieutenant –
- Second Lieutenant –
Some details are incomplete in surviving primary sources.
Company F
- Captain –
- First Lieutenant –
- Second Lieutenant –
Some details are incomplete in surviving primary sources.
Company G
- Captain –
- First Lieutenant –
- Second Lieutenant –
Some details are incomplete in surviving primary sources.
Company H
- Captain –
- First Lieutenant –
- Second Lieutenant –
Some details are incomplete in surviving primary sources.
Company I
- Captain –
- First Lieutenant –
- Second Lieutenant –
Some details are incomplete in surviving primary sources.
Company K
- Captain –
- First Lieutenant –
- Second Lieutenant –
Some details are incomplete in surviving primary sources.
Consolidations or Transfers
Companies H, I, K, and recruits were transferred to other regiments at the close of service, as noted in official records.
Sources & Notes
- Official Records of the War of the Rebellion, Series I, relevant volumes and parts covering Indiana regiments.
- State Adjutant General Report for Indiana (years 1862–1865; volumes and pages as available).
- Dyer’s Compendium.
- Fox, “Regimental Losses in the American Civil War.”
- The Union Army, Federal Publishing Company, 1908, Volume 3.