66th Regiment, Ohio Infantry

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66th Regiment, Ohio Infantry


Brief History[edit | edit source]

The 66th Regiment, Ohio Infantry mustered in December 17, 1861 at Camp McArthur, Urbana, Ohio. They were mustered out July 15, 1865 at Louisville, Kentucky. [1]

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

Companies in this Regiment with the Counties of Origin[edit | edit source]

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 - Many men from Champaign County[2]

Company B - Many men from Champaign County[2]

Company C - Many men from Champaign County[2]

Company D - Many men from Logan County[3] and Champaign County[2]

Company E - Many men from Delaware County.[4]

Company F - Many men from Union County.[5] See Roster.

Company G - Many men from Champaign County[2]

Company H - Many men from Hancock County[6] and Champaign County[2]

Company I - Many men from

Company K - Many men from Morrow County[7] and Delaware County.[4]

Company M - Many men from



The Civil War Soldiers and Sailors database lists 2,619 men on its roster for this unit. Roster.

Other Sources[edit | edit source]

  • 66th Ohio Regiment Infantry, 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.
  • Smith, Josiah D. The Civil War diary of Josiah D. Smith, 1861-1865 : Federal Army, Company G, 66th Regiment, Ohio Volunteer Infantry. (Winchester, Indiana : Randolph County Historical Society, c2006), FS Catalog book 921.73 Sm61sjd

References[edit | edit source]

  1. National Park Service, The Civil War Soldiers and Sailors System, (accessed 6 December 2010).
  2. 2.0 2.1 2.2 2.3 2.4 2.5 Evan P. Middleton, History of Champaign County, Ohio: its people, industries and institutions (Indianapolis: B.F. Bowen 1917). 
  3. Robert P. Kennedy, The Historical Review of Logan County, Ohio (Chicago: S. J. Clarke Pub. Co., 1903) p. 127.
  4. 4.0 4.1 Ray E. Buckingham, Delaware County Then and Now: an informal history (Ohio: Historybook, 1976) p. 214.
  5. The History of Union County, Ohio, containing a history of the county its townships, towns ... military record, (Chicago: W.H. Beers: 1883), part IV, page 446. Digital version: Internet Archive, accessed 4 December 2012.
  6. History of Hancock County, Ohio
  7. A J Baughman, History of Morrow County Ohio,(Chicago - New York:The Lewis Publishing Company, 1911),page155. [A J Baughman, History of Morrow County Ohio,(Chicago - New York:The Lewis Publishing Company, 1911),page155. - Internet Archives - Internet Archives]