Ohio Civil War Union Units 9th through 22nd

The information in this list of Ohio Military Units comes from the Civil War Soldiers and Sailors web site (CWSS). This web site can also be searched by the name of a soldier. The Ohio Civil War Genealogy Center by the Ohio Genealogical Society uses the same data as the CWSS, but its search engine is more flexible, allowing for searches by partial name and Soundex.

Regiments 9th to 11th

 * 9th Independent Battery, Ohio Light Artillery Mustered in: October 11, 1861 at Camp Wood, Cleveland, Ohio. Mustered out: July 25, 1865 at Bridgeport.


 * 9th Regiment, Ohio Cavalry Mustered in: October 3, 1862 at Zanesville, Ohio. Mustered out: August 2, 1865.


 * 9th Regiment, Ohio Infantry Mustered in: May 27 to June 13, 1861 at Camp Dennison, Ohio. Mustered out: June 7, 1864 at Camp Dennison, Ohio.


 * 9th Regiment, Ohio Infantry (3 months, 1861) Mustered in: April 22, 1861 at Camp Harrison near Cincinnati, Ohio. Mustered out: August 4, 1861 at Camp Dennison, Ohio.


 * 10th Independent Battery, Ohio Light Artillery Mustered in: January 9, 1862 at Xenia, Ohio. Mustered out: July 17, 1865 at Loudon, Tennessee.


 * 10th Regiment, Ohio Cavalry Mustered in: October, 1862 at Camp Taylor, Cleveland, Ohio. Mustered out: July 24, 1865 at Department of North Carolina.


 * 10th Regiment, Ohio Infantry Mustered in: June 3, 1861 at Camp Dennison, Ohio. Mustered out: June 3, 1864.


 * 10th Regiment, Ohio Infantry (3 months, 1861) Mustered in: May 7, 1861 at Camp Harrison near Cincinnati, Ohio. Mustered out: August 21, 1861.


 * 11th Independent Battery, Ohio Light Artillery Mustered in: October 27, 1861 at St. Louis, Missouri. Mustered out: November 5, 1864 at Columbus, Ohio.


 * 11th Regiment, Ohio Cavalry Mustered in: October, 1861 at Camp Dennison, Ohio. Mustered out: July 14, 1866.


 * 11th Regiment, Ohio Infantry Mustered in: June 20, 1861 at Camp Dennison, Ohio. Mustered out: June 11, 1865 at Washington, D. C.


 * 11th Regiment, Ohio Infantry (3 months, 1861) Mustered in: April 18-26, 1861 at Camp Dennison, Ohio. Mustered out: July 20, 1861 at Camp Dennison, Ohio


 * 11th Regiment, Ohio Infantry Militia (1 month, 1862) "Compendium of the War of the Rebellion" by Frederick H. Dyer contains no history for this unit.

Regiments 12th to 15th

 * 12th Independent Battery, Ohio Light Artillery Mustered in: March 17, 1862. Mustered out: July 12, 1865.


 * 12th (King's) Battery, Ohio Volunteer Artillery "Compendium of the War of the Rebellion" by Frederick H. Dyer contains no history for this unit.


 * 12th Regiment, Ohio Cavalry Mustered in: November 24, 1863 at Cleveland, Ohio. Mustered out: November 14, 1865.


 * 12th Regiment, Ohio Infantry Mustered in: June 28, 1861 at Camp Dennison, Ohio. Mustered out: July 11, 1864 at Columbus, Ohio.


 * 12th Regiment, Ohio Infantry (3 months, 1861) Mustered in: April and May, 1861 at Camp Jackson, Columbus, Ohio. Mustered out: July 25, 1861 at Camp Dennison, Ohio.


 * 13th Independent Battery, Ohio Light Artillery Battery never fully organized. One Section mustered in February 15, 1862. Attached to 4th Division, Army of the Tennessee. Discontinued April 20, 1862, the men being transferred to 7th, 10th and 14th Ohio Batteries.


 * 13th Regiment, Ohio Cavalry Mustered in: May 5, 1864. Mustered out: August 10, 1865 at Amelia and Powhatan Counties.


 * 13th Regiment, Ohio Infantry Mustered in: June 22, 1861 at Camp Dennison, Ohio Mustered out: December 5, 1865 at San Antonio, Texas.


 * 13th Regiment, Ohio Infantry (3 months, 1861) Mustered in: April 20 to May 7, 1861 at Columbus, Ohio. Mustered out: August 14-25, 1861 atCamp Dennison, Ohio.


 * 14th Independent Battery, Ohio Light Artillery Mustered in: September 10, 1861 at Cleveland, Ohio. Mustered out: August 11, 1865.


 * 14th Regiment, Ohio Infantry Mustered in: August 14-September 5, 1861 at Toledo, Ohio. Mustered out: July 11, 1865 at Louisville, Kentucky.


 * 14th Regiment, Ohio Infantry (3 months, 1861) Mustered in: April 25, 1861 at Toledo, Ohio. Mustered out: August 13, 1861 at Toledo, Ohio.


 * 15th Independent Battery, Ohio Light Artillery Mustered in: February 1, 1862 at Camp Dennison, Ohio. Mustered out: June 20, 1865 at Columbus, Ohio.


 * 15th Regiment, Ohio Infantry Mustered in: September, 1861 at Mansfield, Ohio. Mustered out: December 27, 1865 at Columbus, Ohio.


 * 15th Regiment, Ohio Infantry (3 months, 1861) Mustered in: April 27, 1861 at Columbus, Ohio. Mustered out: August 27-31, 1861 at Columbus, Ohio.

Regiments 16th to 19th

 * 16th Independent Battery, Ohio Light Artillery Mustered in: August 20, 1861 at Springfield, Ohio. Mustered out: August 2, 1865 at Camp Chase, Ohio.


 * 16th Regiment, Ohio Infantry Mustered in: September 23-December 2, 1861at Camp Tiffin, Wooster Camp Chase, and Zanesville. Mustered out: October 31, 1864 at Columbus, Ohio.


 * 16th Regiment, Ohio Infantry (3 months, 1861) Mustered in: May 3, 1861at Columbus, Ohio. Mustered out: August 18, 1861 at Columbus, Ohio.


 * 17th Independent Battery, Ohio Light Artillery Mustered in: August 21, 1862 at Dayton, Ohio. Mustered out: August 16, 1865 at Dayton, Ohio.


 * 17th Regiment, Ohio Infantry Mustered in: August 30, 1861 at Camp Dennison, Ohio. Mustered out: July 16, 1865 at Louisville, Kentucky.


 * 17th Regiment, Ohio Infantry (3 months, 1861) Mustered in: April 20, 1861 at Lancaster, Ohio. Mustered out: August 15, 1861 at Zanesville, Ohio.


 * 18th Independent Battery, Ohio Light Artillery Mustered in: September 13, 1862 at Camp Portsmouth,Ohio. Mustered out: November 9, 1864.


 * 18th Regiment, Ohio Infantry Mustered in: August 16 to September 28, 1861 at Athens,, Ohio. Mustered out: June 29, 1865 at Resaca, Georgia.


 * 18th Regiment, Ohio Infantry (3 months, 1861) Mustered in: Between April 18, 1861 and April 27, 1861 at various locations. Regiment organized at Parkersburg and organization perfected May 29, 1861. Mustered out: August 28, 1861 at Columbus, Ohio.


 * 18th Regiment, Ohio Infantry (New) Mustered in: October 31, 1864 at Chattanooga, Tennessee. Mustered out: October 9, 1865 at Augusta, Georgia.


 * 19th Independent Battery, Ohio Light Artillery Mustered in: September 10, 1862 at Cleveland, Ohio. Mustered out: June 28, 1865 at Salisbury, North Carolina.


 * 19th Regiment, Ohio Infantry Mustered in: September 25, 1861 at Alliance, Ohio. Mustered out: October 24, 1865 at San Antonio, Texas.


 * 19th Regiment, Ohio Infantry (3 months, 1861) Mustered in: April and May, 1861 at Cleveland, Ohio. Mustered out: Companies: "A" August 27, "B" and "C" August 29, "D" August 30, "E" August 28, "F" August 30, "G" August 31, "H" August 18, "I" August 30, "K" August 31, 1861 at Columbus, Ohio.

Regiments 20th to 22nd

 * 20th Regiment, Ohio Infantry (3 months, 1861) Mustered in: April and May, 1861 at Columbus, Ohio. Mustered out: August 23, 1861.


 * 20th Regiment, Ohio Infantry Mustered in: August 19 to September 21, 1861 at Columbus, Ohio. Mustered out: July 18, 1865 at Louisville, Kentucky.


 * 20th Independent Battery, Ohio Light Artillery Mustered in: October 29, 1862 at Camp Taylor, Cleveland, Ohio. Mustered out: July 19, 1865 at Chattanooga, Tennessee.


 * 21st Regiment, Ohio Infantry (3 months, 1861) Mustered in: April 27, 1861 at Camp Taylor, Cleveland, Tennessee. Mustered out: August 12, 1861.


 * 21st Regiment, Ohio Infantry Mustered in: September 19, 1861 at Findlay, Ohio. Mustered out: July 25, 1865 at Louisville, Kentucky.


 * 21st Independent Battery, Ohio Light Artillery Mustered in: April 29, 1863 at Camp Dennison, Ohio. Mustered out: July 21, 1865.


 * 22nd Regiment, Ohio Infantry (3 months, 1861) Mustered in: April and May, 1861 at Camp Jackson, Columbus, Ohio. Mustered out: August 19, 1861.


 * 22nd Regiment, Ohio Infantry Mustered in: November 5, 1861 at Benton Barracks, Missouri. Mustered out: November 18, 1864 at Camp Dennison, Ohio.


 * 22nd Independent Battery, Ohio Light Artillery Mustered in: July 14, 1863 at Camp Chase, Ohio. Mustered out: July 13, 1865 at Camp Chase, Ohio.