Ohio Civil War Artillery Union Units
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.
- 1st Regiment, Ohio Light Artillery Militia (3 months, 1861).
"Compendium of the War of the Rebellion" by Frederick H. Dyer contains no history for this unit.
- 1st Independent Battery, Ohio Light Artillery.
Mustered in: August 6, 1861.Organized at: Camp Chase, Columbus, Ohio.
Mustered out: June 26, 1865 at Washington, District of Columbia.
- 1st Regiment, Ohio Heavy Artillery
Mustered in: September 15, 1862 at Portsmouth, Ohio, as the 117th Ohio Volunteer Infantry.
Mustered out: July 25, 1865 at Department of the Cumberland.
- 1st Regiment, Ohio Light Artillery
Mustered in: Between August and December 1861 at various places in Ohio.
Mustered out: June through August 1865.
- 2nd Regiment, Ohio Heavy Artillery
Mustered in: July through September 1863.
Mustered out: August 23, 1865.
- 2nd Independent Battery, Ohio Light Artillery
Mustered in: August 7, 1861 at Camp Chase, Ohio.
Mustered out: July 21, 1865 at Ship Island, Mississippi.
- 2nd Independent Battery, Ohio Light Artillery (National Guard) (60 days, 1864)
Organized at Columbus, Ohio, for guard duty. 1st Company August 16,1864; 2nd Company October 18, 1864.
Mustered out 1st Company October 15, 1864; 2nd Company December 16, 1864.
- 3rd Independent Battery, Ohio Light Artillery
Mustered in: November 9, 1861 to March 15, 1862 at Canton, Minerva and Massillon, Ohio.
Mustered out: August 1, 1865 at Camp Taylor, Ohio.
- 4th Independent Battery, Ohio Light Artillery
Mustered in: August 17, 1861 at Cincinnati, Ohio.
Mustered out: Non-Veterans mustered out August 29, 1864. Veterans and Recruits attached to Artillery Reserve, Nashville, Tennessee, attached to 10th Ohio Battery until March, 1865. Transferred to 10th Ohio Battery March 19, 1865.
- 5th Independent Battery, Ohio Light Artillery
Mustered in: August 31, 1861 at St. Louis, Missouri.
Mustered out: July 31, 1865 at Little Rock.
- 6th Independent Battery, Ohio Light Artillery
Mustered in: November 20, 1861 at Camp Buckingham, Mansfield, Ohio.
Mustered out: September 1, 1865 at Camp Chase, Ohio.
- 7th Independent Battery, Ohio Light Artillery
Mustered in: January 1, 1862 at Camp Dennison, Ohio.
Mustered out: August 11, 1865.
- 8th Independent Battery, Ohio Light Artillery
Mustered in: March 11, 1862 at Camp Dennison, Ohio.
Mustered out: August 7, 1865.
- 8th Independent Battery, Ohio Light Artillery (National Guard) (4 months, 1864-65) (60 days, 1865)
Organized at Johnson's Island, Ohio, for sixty days' service August 15, 1864 at Johnson's Island, Ohio.
Mustered out: October 17, 1864. Reorganized for four months' service December 19, 1864.
Mustered out April 19, 1865 at Johnson's Island, Sandusky Bay, Ohio.
- 9th Independent Battery, Ohio Light Artillery
Mustered in: October 11, 1861 at Camp Wood, Cleveland, Ohio.
Mustered out: July 25, 1865 at Bridgeport.
- 10th Independent Battery, Ohio Light Artillery
Mustered in: January 9, 1862 at Xenia, Ohio.
Mustered out: July 17, 1865 at Loudon, Tennessee.
- 11th Independent Battery, Ohio Light Artillery
Mustered in: October 27, 1861 at St. Louis, Missouri.
Mustered out: November 5, 1864 at Columbus, Ohio.
- 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.
- 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.
- 14th Independent Battery, Ohio Light Artillery
Mustered in: September 10, 1861 at Cleveland, Ohio.
Mustered out: August 11, 1865.
- 15th Independent Battery, Ohio Light Artillery
Mustered in: February 1, 1862 at Camp Dennison, Ohio.
Mustered out: June 20, 1865 at Columbus, Ohio.
- 16th Independent Battery, Ohio Light Artillery
Mustered in: August 20, 1861 at Springfield, Ohio.
Mustered out: August 2, 1865 at Camp Chase, Ohio.
- 17th Independent Battery, Ohio Light Artillery
Mustered in: August 21, 1862 at Dayton, Ohio.
Mustered out: August 16, 1865 at Dayton, Ohio.
- 18th Independent Battery, Ohio Light Artillery
Mustered in: September 13, 1862 at Camp Portsmouth, Ohio.
Mustered out: June 29, 1865 at Resaca, Georgia.
- 19th Independent Battery, Ohio Light Artillery
Mustered in: September 10, 1862 at Cleveland, Ohio.
Mustered out: June 28, 1865 at Salisbury, North Carolina.
- 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 Independent Battery, Ohio Light Artillery
Mustered in: April 29, 1863 at Camp Dennison, Ohio.
Mustered out: July 21, 1865.
- 22nd Independent Battery, Ohio Light Artillery
Mustered in: July 14, 1863 at Camp Chase, Ohio.
Mustered out: July 13, 1865 at Camp Chase, Ohio.
- 24th Independent Battery, Ohio Light Artillery
Mustered in: August 4, 1863 at Camp Dennison, Ohio.
Mustered out: June 24, 1865.
- 25th Independent Battery, Ohio Light Artillery
Mustered in: August 27, 1862 at Fort Scott, Kansas.
Mustered out: December 12, 1865 at Fort Steele.
- 26th Independent Battery, Ohio Light Artillery
Mustered in: August, 1861 at Camp Dennison, Ohio.
Mustered out: September 2, 1865 at Todd's Barracks, Columbus, Ohio.
- Wetmore's Battery, see 9th Independent Battery, Ohio Light Artillery