81st Indiana Infantry

== Regimental History and Service Record ==
Organized at New Albany, Ind., and mustered in August 29, 1862. Ordered to Louisville, Ky., August 29. Attached to 32nd Brigade, 9th Division, Army of the Ohio, September, 1862. 32nd Brigade, 9th Division, 3rd Corps, Army Ohio, to November, 1862. 3rd Brigade, 1st Division, Right Wing 14th Army Corps, Army of the Cumberland, to January, 1863. 3rd Brigade, 1st Division, 20th Army Corps, Army of the Cumberland, to March, 1863. 2nd Brigade, 1st Division, 20th Army Corps, to October, 1863. 1st Brigade, 1st Division, 4th Army Corps, Army of the Cumberland, to June, 1865.
SERVICE.--Pursuit of Bragg into Kentucky October 1-15, 1862. 
* October 8, 1862 - Battle of Perryville, Kentucky 
March to Nashville, Tenn., October 16-November 7, and duty there until December 26. Reconnaissance toward Franklin December 9. Near Brentwood December 9. Advance on Murfreesboro December 26-30. Nolensville December 26-27. Battle of Stone's River December 30-31, 1862, and January 1-3, 1863. Duty at Murfreesboro until June. Reconnaissance from Salem to Versailles March 9-14. Operations on Eaglesville Pike near Murfreesboro June 4. Middle Tennessee or Tullahoma Campaign June 22-July 7. Liberty Gap June 22-27. Duty at Winchester until August. 
* August 16-September 22, 1863 - The Chickamauga Campaign
** September 19-September 20, 1863 - Battle of Chickamauga, Georgia
* September 24-October 27, 1863 - Siege of Chattanooga, Tennessee
Reopened Tennessee River October 26-29. Duty at Bridgeport, Ala., until January 26, 1864, and at Ooltewah until May, 1864. 
* May 1-September 8, 1864 - The Atlanta Campaign
** Tunnel Hill May 6-7.
** May 8-11, 1864 - Demonstration against Rocky Faced Ridge, Georgia 
** May 9-13, 1864 - Demonstration on Dalton, Georgia
** Buzzard's Roost Gap May 8-9. 
** May 14-May 15, 1864 - Battle of Resaca, Georgia
** Near Kingston May 18-19. 
** Near Cassville May 19. 
** Advance on Dallas May 22-25. 
** May 25-June 5, 1864 - Operations in Bartow County, Georgia
** 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, Smyrna Camp Ground, July 4. 
** Chattahoochie River July 5-17. 
** Peach Tree Creek July 19-20. 
** 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. 
* Operations against Hood in North Georgia and North Alabama September 29-November 3. 
Nashville Campaign November-December. Columbia, Duck River, November 24-27. Battle of Franklin November 30. Battle of Nashville December 15-16. Pursuit of Hood to the Tennessee River December 17-28. Moved to Huntsville, Ala., and duty there until March, 1865. Operations in East Tennessee March 15-April 22. At Nashville until June. Mustered out June 13, 1865.
== Regimental Roster ==
 
 
 Field and Staff Officers
 
 
 Regimental Band
 
 
 Company A
 
 
 Company B
 
 
 Company C
 
 
 Company D
 
 
 Company E
 
 
 Company F
 
 
 Company G
 
 
 Company H
 
 
 Company I
 
 
 Company K
 
 
 Unassigned
 
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== Regiment Statistical Information ==
* Regiment lost during service 4 Officers and 52 Enlisted men killed and mortally wounded and 1 Officer and 188 Enlisted men by disease. Total 245.
== Legacy ==
== Notes ==
== Sources == 
* (Pages 701, 703, 704, 705, 707, 715, 733, 860, 862, 1148)
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