This roster includes the known officers and enlisted men of the 21st Indiana Infantry Regiment (later designated 1st Indiana Heavy Artillery), 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 21st Indiana Infantry Regiment (1st Indiana Heavy Artillery), 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
- Captain –
- First Lieutenant –
- Second Lieutenant –
Company B
- Captain –
- First Lieutenant –
- Second Lieutenant –
Company C
- Captain –
- First Lieutenant –
- Second Lieutenant –
Company D
- Captain –
- First Lieutenant –
- Second Lieutenant –
Company E
- Captain –
- First Lieutenant –
- Second Lieutenant –
Company F
- Captain –
- First Lieutenant –
- Second Lieutenant –
Company G
- Captain –
- First Lieutenant –
- Second Lieutenant –
Company H
- Captain –
- First Lieutenant –
- Second Lieutenant –
Company I
- Captain –
- First Lieutenant –
- Second Lieutenant –
Company K
- Captain –
- First Lieutenant –
- Second Lieutenant –
Non-Commissioned Staff
- Sergeant Major –
- Quartermaster Sergeant –
- Commissary Sergeant –
- Hospital Steward –
- Principal Musician –
Unassigned Recruits
Records indicate a number of unassigned recruits were added to the regiment during its service. Specific names and assignments may be found in detailed state adjutant general reports.
Consolidations or Transfers
In February 1863, the 21st Indiana Infantry was transferred to heavy artillery service and redesignated as the 1st Indiana Heavy Artillery. Two additional companies were organized and attached later in the year. Company assignments and designations may have changed during this transition.
Sources & Notes
- Official Records of the War of the Rebellion, Series I, various volumes and parts covering the regiment’s service.
- State Adjutant General Report for Indiana (multiple years and volumes; consult for detailed rosters and service notes).
- Dyer’s Compendium.
- Fox, “Regimental Losses in the American Civil War.”
- The Union Army, Federal Publishing Company, 1908, Volume 3.