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Federal (USV)


Bernard S. O'Neill

(c. 1837 - 1864)

Home State: New York

Branch of Service: Infantry

Unit: 69th New York Infantry

Before Antietam

Age 24 years, he enlisted at New York City to serve three years, and mustered in as Sergeant, Company C, 69th New York Infantry on 24 September 1861.

On the Campaign

He was in action at Antietam on 17 September with his Company and Major Cavanaugh later wrote ...

Among the non-commissioned officers who particularly distinguished themselves on the field, I take occasion to mention the following as being most worthy of your consideration for promotion to a commission, viz: First Sergts. Murtha Murphy, Company C; Michael Brennan, Company B; Bernard O'Neil, Company C, and Soucoth Mansergh, Company H.

The rest of the War

He was commissioned First Lieutenant, Company D to date from 17 September. He transferred to Company A on 12 June 1863, and to Company F, date not given. He mustered as Captain, Company C on 28 January 1864, but was killed in action at Petersburg, VA on 16 June 1864.

After the War

Originally buried on Avery's Farm, he was later reinterred at the National Cemetery.

References & notes

Service from the New York Adjutant General.1 His performance at Antietam from Major James Cavanagh's Official Report. His gravesite is on Findagrave.


c. 1837


06/16/1864; Petersburg, VA; burial in Poplar Grove National Cemetery, Petersburg, VA


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, For the Year 1901, Ser. No. 28, pg. 278  [AotW citation 18240]