This roster includes the known officers and enlisted men of the 3rd Indiana Cavalry (45th Indiana Regiment), 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 3rd Indiana Cavalry (45th Indiana Regiment), these resources may provide additional historical detail, including regimental histories and Civil War reference works.
Field & Staff
- Colonel Scott Carter – Original commander; resigned March 11, 1863.
- Colonel George H. Chapman – Promoted from Lieutenant Colonel; promoted to Brigadier General July 21, 1864.
- Lieutenant Colonel Jacob S. Buchanan – Service details noted in adjutant general reports.
- Lieutenant Colonel Robert Klein – Served in later period of regiment’s history.
- Major George H. Chapman – Promoted through ranks.
- Major Charles Case – Service details noted in adjutant general reports.
- Major William S. McClure – Service details noted in adjutant general reports.
- Major Robert Klein – Also served as Lieutenant Colonel.
- Major Charles Lemon – Service details noted in adjutant general reports.
- Major William Patton – Service details noted in adjutant general reports.
- Major Benjamin Q. A. Gresham – Service details noted in adjutant general reports.
- Major George H. Thompson – Service details noted in adjutant general reports.
- Major Alfred Gaddis – Service details noted in adjutant general reports.
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.
Sources & Notes
- Official Records of the War of the Rebellion, Series I, relevant volumes and parts.
- State Adjutant General Report for Indiana (various years and volumes).
- Dyer’s Compendium.
- Fox, “Regimental Losses in the American Civil War.”
- The Union Army, Federal Publishing Company, 1908, Volume 3.