1st Regiment, Ohio Infantry

United States     U.S. Military      Ohio      Ohio Military      Ohio in the Civil War      Ohio Civil War Union Units 1st through 8th      1st Regiment, Ohio Infantry

Brief History
The 1st Regiment, Ohio Infantry mustered in from August 5 to October 30, 1861 at Camp Corwin, Dayton, Ohio. It mustered out from September 24 to October 14, 1864. Recruits transferred to the 18th Ohio Volunteers Infantry October 31, 1864. It was ordered to the reach for muster out.

The 1st Regiment was originally recruited for 3 months service.

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


 * The Civil War Archive section, 1st Regiment Infantry (3 years), (accessed 24 August 2012).
 * Larry Stevens' Ohio in the Civil War, 1st Ohio Infantry

Companies in this Regiment with the Counties of Origin
Civil War Soldiers and Sailors database lists 2465 men on its roster for this unit. 

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 - a.k.a. Lancaster Guards

Company B - a.k.a. Lafayette Guards - Many men from Dayton

Company C - a.k.a. Dayton Light Guards

Company D - a.k.a. Montgomery Guards

Company E - a.k.a. Cleveland Grays

Company F - a.k.a. Hibernian Guards - Many men from Cleveland

Company G - a.k.a. Portsmouth Guards

Company H - a.k.a. Zanesville Guards

Company I - a.k.a. Mansfield Guards

Company K - a.k.a Jackson Guards - Many men from Hamilton County

The following link has county info found in: The Military History of Ohio, by Hiram H. Hardesty , and is shown on Larry Stevens' Ohio in the Civil War page for the 1st Ohio Infantry.

Other Sources

 * 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.


 * Kern, Albert.History of the First Regiment, Ohio Volunteer Infantry in the Civil War, 1861-1865. (Columbus, Ohio : Ohio Historical Society, 1988) and (Bethesda, Maryland : University Publications of America, c1993)