War Records: O'Neill
Found 686 Civil War soldier records for surname "O'Neill" (Union: 518, Confederacy: 168).
686 Results
| Name | State | Unit | Function |
|---|---|---|---|
| O'Neill, Thomas | Missouri | 1st Regiment, Missouri State Militia Cavalry | Cavalry |
| O'Neill, Thomas | Union Regular Army | 3rd Regiment, US Infantry (Regular Army) | Infantry |
| O'Neill, Thomas | Virginia | 16th Regiment, Virginia Infantry | Infantry |
| O'Neill, Thomas | Union Regular Army | 2nd Regiment, US Artillery (Regular Army) | Artillery |
| O'Neill, Thomas | Union Regular Army | 5th Regiment, US Infantry (Regular Army) | Infantry |
| O'Neill, Thomas | Rhode Island | 3rd Regiment, Rhode Island Heavy Artillery | Artillery |
| O'Neill, Thomas | Union Regular Army | 4th Regiment, US Artillery (Regular Army) | Artillery |
| O'Neill, Thomas | Pennsylvania | 6th Regiment, Pennsylvania Cavalry (70th Volunteers) | Cavalry |
| O'Neill, Thomas | Pennsylvania | 208th Regiment, Pennsylvania Infantry | Infantry |
| O'Neill, Thomas | New Jersey | 11th Regiment, New Jersey Infantry | Infantry |
| O'Neill, Thomas | Union Regular Army | 8th Regiment, US Infantry (Regular Army) | Infantry |
| O'Neill, Thomas | New York | 1st Regiment, New York Mounted Rifles | |
| O'Neill, Thomas | Union Regular Army | 16th Regiment, US Infantry (Regular Army) | Infantry |
| O'Neill, Thomas | Union Regular Army | 12th Regiment, US Infantry (Regular Army) | Infantry |
| O'Neill, Thomas | New York | 12th Regiment, New York State Militia (3 months, 1862) | |
| O'Neill, Thomas | New York | 25th Regiment, New York Infantry National Guard (3 months, 1862) | Infantry |
| O'Neill, Thomas | New York | 69th Regiment, New York Artillery National Guard (30 days, 1863) | Artillery |
| O'Neill, Thomas B. | Pennsylvania | 88th Regiment, Pennsylvania Infantry | Infantry |
| O'Neill, Thomas H. | Illinois | 88th Regiment, Illinois Infantry | Infantry |
| O'Neill, Thomas J. | New York | 79th Regiment, New York Infantry | Infantry |
| O'Neill, Thomas M. | Veteran Reserve | 7th Regiment, Veteran Reserve Corps | |
| O'Neill, Timothy | New York | 42nd Regiment, New York Infantry | Infantry |
| O'Neill, Timothy | New Hampshire | 8th Regiment, New Hampshire Infantry | Infantry |
| O'Neill, Walter | New York | 15th Regiment, New York Engineers (New) | Engineers |
| O'Neill, Walter | New York | 9th Regiment, New York Cavalry | Cavalry |
| O'Neill, William | New York | 126th Regiment, New York Infantry | Infantry |
| O'Neill, William | Ohio | 183rd Regiment, Ohio Infantry | Infantry |
| O'Neill, William | Illinois | 49th Regiment, Illinois Infantry | Infantry |
| O'Neill, William | Pennsylvania | 97th Regiment, Pennsylvania Infantry | Infantry |
| O'Neill, William | Pennsylvania | 118th Regiment, Pennsylvania Infantry | Infantry |
| O'Neill, William | Pennsylvania | 214th Regiment, Pennsylvania Infantry | Infantry |
| O'Neill, William | Kansas | 2nd Regiment, Kansas Cavalry | Cavalry |
| O'Neill, William | Ohio | 173rd Regiment, Ohio Infantry | Infantry |
| O'Neill, William | Illinois | 30th Regiment, Illinois Infantry | Infantry |
| O'Neill, William | Illinois | 90th Regiment, Illinois Infantry | Infantry |
| O'Neill, William | New York | 164th Regiment, New York Infantry | Infantry |
| O'Neill, William | Other Volunteers | 3rd Battalion, Pioneer Brigade | |
| O'Neill, William | Maine | 12th Regiment, Maine Infantry | Infantry |
| O'Neill, William | Union Regular Army | General Mounted Service (Regular Army) | |
| O'Neill, William | Union Regular Army | 16th Regiment, US Infantry (Regular Army) | Infantry |
| O'Neill, William | Indiana | 81st Regiment, Indiana Infantry | Infantry |
| O'Neill, William | California | 5th Regiment, California Infantry | Infantry |
| O'Neill, William | Indiana | 9th Indiana Legion (30 days, 1862) | |
| O'Neill, William | Massachusetts | 28th Regiment, Massachusetts Infantry | Infantry |
| O'Neill, William | Illinois | 12th Regiment, Illinois Cavalry | Cavalry |
| O'Neill, William | New York | 88th Regiment, New York Infantry | Infantry |
| O'Neill, William | New York | 69th Regiment, New York State Militia | |
| O'Neill, William | New York | 71st Regiment, New York Infantry | Infantry |
| O'Neill, William | New York | 112th Regiment, New York Infantry | Infantry |
| O'Neill, William | New York | 84th Regiment, New York Infantry | Infantry |
Search External Archives
Search for "O'Neill" 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'Neill" 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.