27th Ohio Infantry

== Regimental History and Service Record ==
Organized at Camp Chase, Columbus, Ohio, July 15-August 18, 1861. Left State for St. Louis, Mo., August 20, thence moved to Mexico, Mo., and duty on the St. Joseph Railroad until September 12. March to relief of Col. Mulligan at Lexington, Mo., September 12-20. Attached to Army of the West and Dept. of Missouri to February, 1862. 1st Brigade, 1st Division, Army of Mississippi, to April, 1862. 1st Brigade, 2nd Division, Army of Mississippi, to November, 1862. 1st Brigade, 8th Division, Left Wing, 13th Army Corps (Old), Dept. of the Tennessee, to December, 1862. 1st Brigade, 8th Division, 16th Army Corps, to March, 1863. 4th Brigade, District of Corinth, Miss., 2nd Division, 16th Army Corps, to May, 1863. 3rd Brigade, District of Memphis, Tenn., 5th Division, 16th Army Corps, to November, 1863. Fuller's 4th Brigade, 2nd Division, 16th Army Corps, to March, 1864. 1st Brigade, 4th Division, 16th Army Corps, to September, 1864. 1st Brigade, 1st Division, 17th Army Corps, to July, 1865.
SERVICE.--Fremont's advance on Springfield, Mo., October 15-November 2, 1861. March to Sedalia, Mo., November 9-17. Duty there and at Syracuse until February, 1862. Expedition to Milford December 15-19, 1861. Blackwater, Mo., December 18. Moved to St. Louis, Mo., February 2, 1862, thence to Commerce, Mo. Siege operations against New Madrid, Mo., March 3-14. Picket affair March 12. Siege and capture of Island No. 10, Mississippi River, and pursuit to Tiptonville March 15-April 8. Expedition to Fort Pillow, Tenn., April 13-17. Moved to Hamburn Landing, Tenn., April 18-22. Action at Monterey April 29. Advance on and siege of Corinth, Miss., April 29-May 30. Reconnaissance toward Corinth May 8. Occupation of Corinth and pursuit to Booneville May 30-June 12. Duty at Corinth until August. Battle of Iuka September 19. Reconnaissance from Rienzi to Hatchie River September 30. Battle of Corinth October 3-4. Pursuit to Ripley October 5-12. Grant's Central Mississippi Campaign November 2, 1862, to January 12, 1863. Expedition to Jackson December 18, 1862. Action at Parker's Cross Roads December 30. Red Mound or Parker's Cross Roads December 31. Duty at Corinth until April, 1863. Dodge's Expedition to Northern Alabama April 15-May 8. Rock Cut, near Tuscumbia, April 22. Tuscumbia April 23. Town Creek April 28. Duty at Memphis, Tenn., until October, and at Prospect, Tenn., until February, 1864. 
* May 1-September 8, 1864 - The Atlanta Campaign
** May 8-13, 1864 - Demonstration on Resaca, Georgia
*** May 9, 1864 - Combat at Resaca, Georgia
*** May 13, 1864 - Combat at Resaca, Georgia
** May 14-May 15, 1864 - Battle of Resaca, Georgia
** Advance on Dallas May 18-25. 
** May 25-June 5, 1864 - Operations in Bartow County, Georgia
** Operations about Marietta and against Kenesaw Mountain June 10-July 2. 
** Assault on Kenesaw June 27. 
** Nickajack Creek July 2-5. 
** Ruff's Mills July 3-4. 
** Chattahoochie River July 6-17. 
** July 22, 1864 - Battle of Atlanta, Georgia
** July 22-August 25, 1864 - Siege of Atlanta, Georgia
** Flank movement on Jonesboro August 25-30. 
** Battle of Jonesboro August 31-September 1. 
** Lovejoy Station September 2-6. 
** Duty at Marietta until October. 
* Pursuit of Hood into Alabama October 3-26. 
* November 15-December 21, 1864 - The Savannah Campaign
** Montieth Swamp December 9. 
** December 10-21, 1864 - Siege of Savannah, Georgia
* January 1-April 26, 1865 - The Carolinas Campaign
** Reconnaissance to Salkehatchie River, S.C., January 20. 
** Salkehatchie Swamp February 3-5. 
** River's Bridge, Salkehatchie River, February 3. 
** Binnaker's Bridge February 9. 
** Orangeburg February 11-13. 
** Columbia February 16-17. 
** Juniper Creek, near Cheraw, March 3. 
** Battle of Bentonville, N. C., March 20-21. 
** Occupation of Goldsboro and Raleigh. 
** Bennett's House April 26. 
*** Surrender of Johnston and his army. 
* March to Washington, D.C., via Richmond, Va., April 29-May 20. 
* Grand Review May 24. 
* Moved to Louisville, Ky., June, and duty there until July. 
* Mustered out July 11, 1865.
== Regimental Roster ==
== Regiment Statistical Information ==
* Regiment lost during service 6 Officers and 80 Enlisted men killed and mortally wounded and 6 Officers and 122 Enlisted men by disease. Total 214.
== Legacy ==
== Notes ==
== Sources == 
* (Pages 703, 705, 707, 715, 721, 723, 834, 1509)
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