TheNameDBWar Records: O'Brien
Found 1,738 Civil War soldier records for surname "O'Brien" (Union: 1389, Confederacy: 349).
1,738 Results
| Name | State | Unit | Function |
|---|---|---|---|
| O'Brien, James | Alabama | 1st Battalion, Alabama Artillery | Artillery |
| O'Brien, James | Alabama | 2nd Regiment, Alabama Infantry | Infantry |
| O'Brien, James | Alabama | 8th Regiment, Alabama Infantry | Infantry |
| O'Brien, James | Louisiana | 6th Regiment, Louisiana Infantry | Infantry |
| O'Brien, James | Louisiana | 15th Regiment, Louisiana Infantry | Infantry |
| O'Brien, James | Louisiana | 18th Regiment, Louisiana Infantry | Infantry |
| O'Brien, James | Louisiana | 20th Regiment, Louisiana Infantry | Infantry |
| O'Brien, James | Louisiana | 21st Regiment, Louisiana Infantry (Patton's) | Infantry |
| O'Brien, James | Louisiana | 28th Regiment, Louisiana Infantry (Thomas') | Infantry |
| O'Brien, James | Confederate States | 9th Regiment, Confederate Infantry | Infantry |
| O'Brien, James | Florida | 2nd Regiment, Florida Infantry | Infantry |
| O'Brien, James | Tennessee | 34th Regiment, Tennessee Infantry (4th Confederate Infantry) | Infantry |
| O'Brien, Jeremiah | Louisiana | Lewis' Regiment, Louisiana | |
| O'Brien, Jeremiah | Georgia | 1st Regiment, Georgia Infantry (Local Troops) (Augusta) | Infantry |
| O'Brien, Jerome | Louisiana | 2nd Regiment, Louisiana Cavalry | Cavalry |
| O'Brien, Jerome | Texas | 20th Regiment, Texas Cavalry (Bass') | Cavalry |
| O'Brien, Jerome | Texas | Morgan's Regiment, Texas Cavalry | Cavalry |
| O'Brien, Jerry | Georgia | 1st Regiment, Georgia Reserves (Symons') | |
| O'Brien, Jerry | Missouri | 3rd Battalion, Missouri Cavalry | Cavalry |
| O'Brien, Jerry | Louisiana | 1st Regiment, Louisiana Infantry (Strawbridge's) | Infantry |
| O'Brien, Jerry | Louisiana | 3rd Regiment, Louisiana Infantry | Infantry |
| O'Brien, Jerry | Louisiana | 17th Regiment, Louisiana Infantry | Infantry |
| O'Brien, John | Confederate States | Exchanged Battalion, CSA | |
| O'Brien, John | Georgia | 1st Regiment, Georgia Regulars | |
| O'Brien, John | Arkansas | Hart's Battery, Arkansas Light Artillery | Artillery |
| O'Brien, John | Arkansas | 17th Regiment, Arkansas Infantry (Lemoyne's) | Infantry |
| O'Brien, John | Texas | Waller's Regiment, Texas Cavalry | Cavalry |
| O'Brien, John | Virginia | Wise Legion, Virginia Artillery | Artillery |
| O'Brien, John | Virginia | 6th Battalion, Virginia Reserves | |
| O'Brien, John | Maryland | 2nd Battalion, Maryland Cavalry | Cavalry |
| O'Brien, John | Louisiana | 20th Regiment, Louisiana Infantry | Infantry |
| O'Brien, John | Louisiana | Irish Regiment, Louisiana Militia | |
| O'Brien, John | Louisiana | Miles' Legion, Louisiana Volunteers | |
| O'Brien, John | Kentucky | 2nd Regiment, Kentucky Cavalry (Duke's) | Cavalry |
| O'Brien, John | Kentucky | 9th Regiment, Kentucky Mounted Infantry | Infantry |
| O'Brien, John | Tennessee | 5th Regiment, Tennessee Infantry | Infantry |
| O'Brien, John | Tennessee | 9th Regiment, Tennessee Infantry | Infantry |
| O'Brien, John | Tennessee | 10th Regiment, Tennessee Infantry | Infantry |
| O'Brien, John | Tennessee | 49th Regiment, Tennessee Infantry | Infantry |
| O'Brien, John | Georgia | 26th Regiment, Georgia Infantry | Infantry |
| O'Brien, John | Arkansas | 2nd Regiment, Arkansas Cavalry | Cavalry |
| O'Brien, John | Arkansas | 21st Regiment, Arkansas Infantry | Infantry |
| O'Brien, John | Arkansas | 25th Regiment, Arkansas Infantry | Infantry |
| O'Brien, John | Mississippi | 1st Regiment, Mississippi Light Artillery | Artillery |
| O'Brien, John | Mississippi | 10th Regiment, Mississippi Infantry | Infantry |
| O'Brien, John | Mississippi | 21st Regiment, Mississippi Infantry | Infantry |
| O'Brien, John | Georgia | 5th Regiment, Georgia Cavalry | Cavalry |
| O'Brien, John | Texas | 35th Regiment, Texas Cavalry (Brown's) | Cavalry |
| O'Brien, John | Texas | Benavides' Regiment, Texas Cavalry | Cavalry |
| O'Brien, John | Texas | Border's Regiment, Texas Cavalry (Anderson's) | Cavalry |
Search External Archives
Search for "O'Brien" 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'Brien" on the NPS site.
National Archives - Revolutionary War →
Revolutionary War military records from the National Archives, including pension and bounty land warrant files.
FamilySearch - Civil War Records →
Free access to Civil War records including service records, pension files, and draft registration cards.
Fold3 - Military Records →
Extensive collection of military records including Civil War, Revolutionary War, and other conflicts.