4th Regiment, Ohio Infantry

Brief History
The 4th Regiment, Ohio Infantry was mustered in June 4, 1861 at Camp Dennison, Ohio. They were mustered out July 12, 1865 at Washington, District of Columbia. Most of the men re-enlisted from the three month regiment with the same name, 4th Regiment, Ohio Infantry (3 months, 1861).

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


 * Larry Stevens' Ohio in the Civil War, 4th Ohio Infantry
 * The Civil War Archive section, 4th Regiment Infantry (3 years), (accessed 24 August 2012).

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.

The Civil War Soldiers and Sailors database lists 2367 men on its roster for this unit. roster.

Company A - Many men from Morrow County and Knox County

Company B - Many men from Morrow County and Knox County

Company C - Many men from Delaware County

Company D - Many men from Hardin County

Company E - Many men from Wayne County

Company F - Many men from Stark County

Company G - Many men from Hardin County

Company H - Many men from, Marion County

Company I - Many men from Delaware County

Company K - Many men from Marion County

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.


 * Crane, William E. (William Edmund). Bugle blasts : read before the Ohio Commandery of the Military Order of the Loyal Legion of the United States, November 5, 1884. (Bethesda, Maryland : University Publications of America, c1993),


 * Darby, Henrietta Jones. Descendants and known ancestors of William Jerry and Henrietta Harmon (Lybarger) Grimwood : maternal grandparents of Henrietta Jones Darby. (Manhattan, Kansas : Darby, 1962-1963) and (Salt Lake City, Utah : Filmed by the Genealogical Society of Utah, 1983),


 * Keifer, Joseph Warren.Slavery and four years of war : a political history of slavery in the United States, together with a narrative of the campaigns and battles of the Civil War in which the author took part, 1861-1865. (Bethesda, Maryland : University Publications of America, c1993)


 * Kepler, William. History of the three months' and three years' service, from April 16th, 1861 to June 22d 1864, of the Fourth Regiment Ohio Volunteer Infantry in the war for the Union. (Washington [District of Columbia] : Filmed by the Library of Congress Photoduplication Service, 1975)