TheNameDBWar Records: O'Neil
Found 1,811 Civil War soldier records for surname "O'Neil" (Union: 1501, Confederacy: 310).
1,811 Results
| Name | State | Unit | Function |
|---|---|---|---|
| O'Neil, Thomas | New York | 48th Regiment, New York Infantry | Infantry |
| O'Neil, Thomas | New York | 127th Regiment, New York Infantry | Infantry |
| O'Neil, Thomas | New York | 145th Regiment, New York Infantry | Infantry |
| O'Neil, Thomas | New York | 193rd Regiment, New York Infantry | Infantry |
| O'Neil, Thomas | New York | 2nd Regiment, New York Veteran Cavalry | Cavalry |
| O'Neil, Thomas | New York | 6th Regiment, New York Heavy Artillery | Artillery |
| O'Neil, Thomas | New York | 80th Regiment, New York Infantry | Infantry |
| O'Neil, Thomas | New York | 182nd Regiment, New York Infantry | Infantry |
| O'Neil, Thomas | New York | 189th Regiment, New York Infantry | Infantry |
| O'Neil, Thomas | New York | 16th Regiment, New York Cavalry | Cavalry |
| O'Neil, Thomas | Illinois | 28th Regiment, Illinois Infantry | Infantry |
| O'Neil, Thomas | New Hampshire | 14th Regiment, New Hampshire Infantry | Infantry |
| O'Neil, Thomas | Maryland | 1st Regiment, Maryland Cavalry | Cavalry |
| O'Neil, Thomas | Union Regular Army | 2nd Regiment, US Cavalry (Regular Army) | Cavalry |
| O'Neil, Thomas | Wisconsin | 38th Regiment, Wisconsin Infantry | Infantry |
| O'Neil, Thomas | Union Regular Army | 5th Regiment, US Artillery (Regular Army) | Artillery |
| O'Neil, Thomas | Union Regular Army | 16th Regiment, US Infantry (Regular Army) | Infantry |
| O'Neil, Thomas | Union Regular Army | 10th Regiment, US Infantry (Regular Army) | Infantry |
| O'Neil, Thomas | Rhode Island | 2nd Regiment, Rhode Island Infantry | Infantry |
| O'Neil, Thomas | Indiana | 34th Regiment, Indiana Infantry | Infantry |
| O'Neil, Thomas | California | 2nd Regiment, California Cavalry | Cavalry |
| O'Neil, Thomas | Pennsylvania | 5th Regiment, Pennsylvania Cavalry (65th Volunteers) | Cavalry |
| O'Neil, Thomas | Pennsylvania | 9th Regiment, Pennsylvania Cavalry (92nd Volunteers) | Cavalry |
| O'Neil, Thomas | Pennsylvania | 16th Regiment, Pennsylvania Cavalry (161st Volunteers) | Cavalry |
| O'Neil, Thomas | Pennsylvania | 19th Regiment, Pennsylvania Cavalry (180th Volunteers) | Cavalry |
| O'Neil, Thomas | Pennsylvania | 68th Regiment, Pennsylvania Infantry | Infantry |
| O'Neil, Thomas | Pennsylvania | 91st Regiment, Pennsylvania Infantry | Infantry |
| O'Neil, Thomas | Union Regular Army | 4th Regiment, US Artillery (Regular Army) | Artillery |
| O'Neil, Thomas | Pennsylvania | 192nd Regiment, Pennsylvania Infantry (100 days, 1864) | Infantry |
| O'Neil, Thomas | Massachusetts | 5th Regiment, Massachusetts Infantry (9 months, 1862-63) | Infantry |
| O'Neil, Thomas | New Jersey | 8th Regiment, New Jersey Infantry | Infantry |
| O'Neil, Thomas | New York | 47th Regiment, New York State Militia (3 months, 1862) | |
| O'Neil, Thomas | New York | 12th Regiment, New York State Militia (30 days, 1863) | |
| O'Neil, Thomas | United States Colored Troops | 13th Regiment, United States Colored Infantry | Infantry |
| O'Neil, Thomas | Indiana | 130th Regiment, Indiana Infantry | Infantry |
| O'Neil, Thomas | Pennsylvania | 8th Regiment, Pennsylvania Cavalry (89th Volunteers) | Cavalry |
| O'Neil, Thomas | Pennsylvania | 14th Regiment, Pennsylvania Cavalry (159th Volunteers) | Cavalry |
| O'Neil, Thomas | New Hampshire | 1st Regiment, New Hampshire Heavy Artillery | Artillery |
| O'Neil, Thomas A. | Union Regular Army | 15th Regiment, US Infantry (Regular Army) | Infantry |
| O'Neil, Thomas C. | Illinois | 4th Regiment, Illinois Cavalry | Cavalry |
| O'Neil, Thomas G. | Wisconsin | 14th Regiment, Wisconsin Infantry | Infantry |
| O'Neil, Thomas H. | Illinois | 88th Regiment, Illinois Infantry | Infantry |
| O'Neil, Thomas H. | Wisconsin | 49th Regiment, Wisconsin Infantry | Infantry |
| O'Neil, Thomas H. | New York | 173rd Regiment, New York Infantry | Infantry |
| O'Neil, Thomas I. | Ohio | 4th Regiment, Ohio Infantry | Infantry |
| O'Neil, Thomas J. | Massachusetts | 62nd Regiment, Massachusetts Infantry | Infantry |
| O'Neil, Thomas J. | Ohio | 4th Regiment, Ohio Infantry | Infantry |
| O'Neil, Thomas J. | New York | 25th Regiment, New York State Militia (3 months, 1861) | |
| O'Neil, Thomas M. | New York | 62nd Regiment, New York Infantry | Infantry |
| O'Neil, Thomas S. | New York | 173rd Regiment, New York Infantry | Infantry |
Search External Archives
Search for "O'Neil" 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'Neil" 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.