3rd Regiment, Ohio Infantry (3 months, 1861)

United States  U.S. Military   Ohio    Ohio Military   Ohio in the Civil War Ohio in the Civil War      Ohio Civil War Union Units 1st through 8th   3rd Regiment, Ohio Infantry (3 months, 1861)

Brief History
The 3rd Regiment, Ohio Infantry (3 months, 1861) was organized at Camp Jackson, Columbus, Ohio, April 25, 1861. They moved to Camp Dennison, Ohio, April 28, and duty there until June 12. They were reorganized for three years' service June 12, 1861. The three-months men mustered out July 24, 1861.

For more information on the history of this unit, see:


 * Larry Stevens' Ohio in the Civil War, 3rd Ohio Infantry

Companies in this Regiment with the Counties of Origin
Men often enlisted in a company recruited in the counties where they lived though not always. After many battles, companies might be combined because so many men were killed or wounded. However if you are unsure which company your ancestor was in, try the company recruited in his county first.

Company A

Company B - Many men were from Franklin County.

Company C

Company D

Company E

Company F - Many men were from Hamilton, Butler County

Company G

Company H

Company I - Many men from Morrow County

The Civil War Soldiers and Sailors database lists 496 men on its roster for this unit. Roster.

Other Sources

 * 3rd Ohio Infantry (3 months), Civil War Index, which includes history, battles, and roster with name, rank, age, date entered service, period of service and remarks.


 * Beginning United States Civil War Research gives steps for finding information about a Civil War soldier. It covers the major records that should be used. Additional records are described in ‘Ohio in the Civil War’ and ‘United States Civil War, 1861 to 1865’ (see below).


 * National Park Service, The Civil War Soldiers and Sailors System, is searchable by soldier's name and state. It contains basic facts about soldiers on both sides of the Civil War, a list of regiments, descriptions of significant battles, sources of the information, and suggestions for where to find additional information.


 * Ohio in the Civil War describes many Confederate and Union sources, specifically for Ohio, and how to find them.. These include compiled service records, pension records, rosters, cemetery records, Internet databases, published books, etc.


 * United States Civil War, 1861 to 1865 describes and explains United States and Confederate States records, rather than state records, and how to find them. These include veterans’ censuses, compiled service records, pension records, rosters, cemetery records, Internet databases, published books, etc.