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J. O'Brien

J. O'Brien

Federal (USV)


James O'Brien

(c. 1843 - ?)

Home State: New York

Branch of Service: Infantry

Unit: 61st New York Infantry

Before Antietam

Age 18, he enlisted in New York City and mustered as Private, Company I, 61st New York Infantry on 6 November 1861. He transferred to Company F on 12 September 1862.

On the Campaign

He was wounded in action on 17 September 1862.

The rest of the War

He was discharged for promotion in April 1864 and commissioned First Lieutenant, Company A, 43rd US Colored Troops (Infantry) on 13 April 1864 (to date from 14 March). He was appointed Adjutant of the regiment the same day. They were notable for their action at the Crater, near Petersburg, VA, on 30 July 1864, where he was wounded. He was promoted to Captain, Company C on 27 October 1864, and mustered out with his Company on 20 October 1865.

References & notes

Service information from State of New York,1 which lists him as James O'Brian, and Bates.2 His picture from a CDV offered for sale by The Excelsior Brigade in 2018, taken in Philadelphia, probably in 1864.


c. 1843


1   State of New York, Adjutant-General, Annual Report of the Adjutant General of the State of New York [year]: Registers of the [units], 43 Volumes, Albany: James B. Lyon, State Printer, 1893-1905, Issue 26 (for 1900), pg. 1016  [AotW citation 7697]

2   Bates, Samuel Penniman, History of the Pennsylvania Volunteers, 1861-65, Harrisburg: State of Pennsylvania, 1868-1871, Vol. 5., pp. 1081, 1082, 1084, 1089  [AotW citation 18166]