War Records: O'Brian

Found 756 Civil War soldier records for surname "O'Brian" (Union: 620, Confederacy: 136).

756 Results

Union (620) Confederacy (136)
Name State Unit Function
O'Brian, William Massachusetts 59th Regiment, Massachusetts Infantry Infantry
O'Brian, William Ohio 15th Regiment, Ohio Infantry Infantry
O'Brian, William Ohio 47th Regiment, Ohio Infantry Infantry
O'Brian, William Pennsylvania 8th Regiment, Pennsylvania Reserve Infantry (37th Volunteers) Infantry
O'Brian, William Ohio 154th Regiment, Ohio Infantry (National Guard) Infantry
O'Brian, William District Of Columbia 2nd Regiment, District of Columbia Infantry Infantry
O'Brian, William D. New Hampshire 14th Regiment, New Hampshire Infantry Infantry
O'Brian, William F. Indiana 80th Regiment, Indiana Infantry Infantry
O'Brian, William H. Iowa 3rd Regiment, Iowa Cavalry Cavalry
O'Brian, William H. Michigan 7th Regiment, Michigan Cavalry Cavalry
O'Brian, William J. Maine 1st Regiment, Maine Heavy Artillery Artillery
O'Brian, William L. Rhode Island 1st Regiment, Rhode Island Light Artillery Artillery
O'Brian, William L. New York 6th Independent Battery, New York Light Artillery Artillery
O'Brian, William P. Michigan 1st Regiment, Engineers and Mechanics, Michigan Engineers
O'Brian, William P. Massachusetts 2nd Regiment, Massachusetts Heavy Artillery Artillery
O'Brian, Wm. Missouri 7th Regiment, Missouri Infantry Infantry
O'Brian, Wm. Connecticut 11th Regiment, Connecticut Infantry Infantry
O'Briant, Isaac Kentucky 14th Regiment, Kentucky Infantry Infantry
Tanzy, O'Brian Missouri 4th Regiment, Missouri Cavalry Cavalry
Toms, O'Brian L. Michigan 7th Regiment, Michigan Cavalry Cavalry

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Search for "O'Brian" on these official military record databases:

NPS Civil War Soldiers & Sailors →

The National Park Service database of Civil War soldiers and sailors. Search for "O'Brian" on the NPS site.

National Archives - Revolutionary War →

Revolutionary War military records from the National Archives, including pension and bounty land warrant files.

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