(II) 2nd Ohio Infantry

== Regimental History and Service Record ==
Organized at Camp Dennison, Ohio, July 17 to September 20, 1861. Left State for Kentucky September 4. Operations in vicinity of Olympian Springs, Ky., until November. Action at West Liberty October 23. Olympian Springs November 4. Ivy Mountain November 8. Piketown November 8-9. Moved to Louisville, Ky., thence to Bacon Creek, Ky., and duty there until February, 1862. Attached to 9th Brigade, Army of the Ohio, October to December, 1861. 9th Brigade, 3rd Division, Army of the Ohio, to September, 1862. 9th Brigade, 3rd Division, 1st Army Corps, Army of the Ohio, to November, 1862. 1st Brigade, 1st Division, Center 14th Army Corps, Army of the Cumberland, to January 1863. 1st Brigade, 1st Division, 14th Army Corps, to June, 1864. Headquarters 14th Army Corps to August, 1864.
SERVICE--Advance on Bowling Green, Ky., and Nashville, Tenn., February 10-25, 1862. Occupation of Nashville, Tenn., February 25 to March 17. Advance on Murfreesboro, Tenn., March 17-19. Advance on Huntsville, Ala., April 4-11. Pittenger's Raid on Georgia State Railroad April 7-12 (Detachment). Capture of Huntsville, Ala., April 11. 
* April 29, 1862 - Action at Bridgeport, Alabama
Near Pulaski May 1. Duty along Memphis & Charleston Railroad until August. Actions at Battle Creek June 21 and July 20. March to Louisville, Ky., in pursuit of Bragg August 21-September 26. Pursuit of Bragg to Crab Orchard, Ky.. October 1-15. 
* October 8, 1862 - Battle of Perryville, Kentucky 
March to Nashville, Tenn., October 16-November 7 and duty there until December 26. Advance on Murfreesboro December 26-30. Battle of Stone's River December 30-31, 1862, and January 1-3, 1863. Duty at Murfreesboro until June. Middle Tennessee (or Tullahoma) Campaign June 23-July 7. Hoover's Gap June 24-26. Occupation of Middle Tennessee until August 16. 
* August 16-September 22, 1863 - The Chickamauga Campaign
** September 19-September 20, 1863 - Battle of Chickamauga, Georgia
** Rossville Gap September 21. 
* September 24-October 27, 1863 - Siege of Chattanooga, Tennessee
* November 23-27, 1863 - The Chattanooga/Ringgold Campaign
** Orchard Knob November 23.
** Lookout Mountain November 24.
** Mission Ridge November 24-25.
** Pea Vine Valley November 26.
** Graysville, Ga., November 26.
** Ringgold, Ga.. November 27.
* Reconnaissance of Dalton, Ga., February 22-27, 1864.
* Tunnel Hill, Buzzard's Roost Gap and Rocky Faced Ridge February 23-25. 
* May 1-September 8, 1864 - The Atlanta Campaign
** May 8-11, 1864 - Demonstration against Rocky Faced Ridge, Georgia
** Buzzard's Roost Gap May 8-9. 
** May 14-May 15, 1864 - Battle of Resaca, Georgia
** Advance on Dallas May 18-25. 
** Operations on Pumpkin Vine Creek and battles about Dallas. 
** New Hope Church and Allatoona Hills May 25-June 5. Pickett's Mills May 27. 
** Kingston June 1. 
** Operations about Marietta and against Kenesaw Mountain June 10-July 2. 
** Pine Hill June 11-14. 
** Lost Mountain June 15-17. 
** Assault on Kenesaw June 27. 
** Ruff's Station July 4. 
** Chattahoochie River July 5-17. 
** Buckhead, Nancy's Creek. July 18. 
** Peach Tree Creek July 19-20. 
** Siege of Atlanta July 22-August 1. 
** Ordered to Chattanooga. Tenn., August 1. 
* Mustered out October 10, 1864, expiration of term. 
** Recruits transferred to (II) 18th Ohio Infantry
== Regimental Roster ==
== Regiment Statistical Information ==
* Regiment lost during service 9 Officers and 96 Enlisted men killed and mortally wounded and 138 Enlisted men by disease. Total 243.
== Legacy ==
== Notes ==
== Sources == 
* (Pages 662, 701, 703, 704, 705, 733, 860, 862, 866, 1497)
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