This roster includes the known officers and enlisted men of the 21st New York Cavalry, organized by Field & Staff and companies when available. 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 21st New York Cavalry, these resources may provide additional historical detail, including regimental histories and Civil War reference works.
Field & Staff
- Colonel William B. Tibbits
- Colonel Charles Fitz Simmons
- Lieutenant Colonel Charles Fitz Simmons
- Major Charles G. Otis
- Major George V. Boutelle
- Major John S. Jennings
Notable Company Officers
- Captain William H. Mitchell (killed in action at New Market, Va.)
- First Lieutenant Nelson B. Holcomb (died of wounds received in action at White Post)
- Second Lieutenant Charles H. Cone (killed in action at Ashby’s Gap)
Detailed company-level roster entries are not included in the currently supplied source text.
Sources & Notes
- New York State Adjutant General’s Report, 19th Century
- Official Records of the War of the Rebellion
- Dyer’s Compendium
- Contemporary regimental histories as available