Overview
The 84th Ohio Infantry (Three Months’ Service) was an infantry regiment organized in Ohio for short-term service in the Union Army during the American Civil War. The regiment was mustered at Camp Chase, Ohio, in May and June 1862, and served primarily in the Middle Department. Its service was notable for guarding transportation routes and preventing supplies from reaching Confederate forces.
This unit is distinct from any later regiments with similar designations or longer service terms.
Organization & Service
The 84th Ohio Infantry (Three Months’ Service) was organized at Camp Chase, Ohio, in May and June 1862, under the command of Colonel William Lawrence, Lieutenant Colonel John J. Wizeman, and Major John C. Groom. The regiment was mustered into United States service for a term of three months.
On June 11, 1862, the regiment was ordered to Cumberland, Maryland. Its primary duty was to prevent the transportation of supplies into Confederate lines, a critical task in maintaining Union control over the region. In September 1862, the regiment was ordered to New Creek, West Virginia, where an attack by Confederate forces was anticipated. However, the enemy withdrew without engaging, and the regiment returned to Camp Chase, Ohio. Subsequently, the regiment was ordered to Camp Delaware, where it was mustered out on September 20, 1862. The regiment served approximately one month beyond its original enlistment term.
Research This Regiment Further
If you’d like to explore this unit’s history in more depth, regimental histories and Civil War reference works offer valuable detail.
Engagements & Campaigns
- Guard duty at Cumberland, Maryland (June–September 1862)
- Movement to New Creek, West Virginia (September 1862)
Casualties
Specific casualty figures for the 84th Ohio Infantry (Three Months’ Service) are not detailed in available primary sources. The regiment did not participate in major battles and primarily performed guard and garrison duty.
Field Officers & Commanders
- Colonel William Lawrence
- Lieutenant Colonel John J. Wizeman
- Major John C. Groom
Regimental Roster
The full roster of the 84th Ohio Infantry (Three Months’ Service), including officers and enlisted men, is available for genealogical and historical research. For a complete list of members and their service details, please visit the regiment’s roster page.
View the 84th Ohio Infantry (Three Months’ Service) roster page.
Sources & References
- Official Records of the Union and Confederate Armies, Series I, Vol. 12, Part 3
- Ohio Roster Commission, Official Roster of the Soldiers of the State of Ohio in the War of the Rebellion, Vol. 7
- Dyer, Frederick H., A Compendium of the War of the Rebellion
- The Union Army, Federal Publishing Company, 1908, Vol. 2