The 23rd Kentucky Infantry Regiment was an infantry regiment that served in the Union Army during the American Civil War.
The 23rd Kentucky Infantry Regiment was organized at Camp King in Covington, Kentucky and mustered in for a three-year enlistment on January 2, 1862, under the command of Colonel Marcellus Mundy.
The regiment was attached to District of Kentucky, Department of the Ohio, to March 1862. 23rd Independent Brigade, Army of the Ohio, to July 1862. 10th Brigade, 4th Division, Army of the Ohio, to September 1862. 10th Brigade, 4th Division, II Corps, Army of the Ohio, to November 1862. 3rd Brigade, 2nd Division, Left Wing, XIV Corps, Army of the Cumberland, to January 1863. 3rd Brigade, 2nd Division, XXI Corps, Army of the Cumberland, to October 1863. 2nd Brigade, 3rd Division, IV Corps, to August 1864. 2nd Brigade, 1st Division, IV Corps, to June 1865. 1st Brigade, 1st Division, IV Corps, to August 1865. Department of Texas to December 1865.
The 23rd Kentucky Infantry mustered out of service on December 27, 1865.
The regiment did garrison and guard duty in southern Kentucky and middle Tennessee from January to August 1862. Next it was at Round Mountain, near Woodbury, Tennessee, on August 27. It them marched to Louisville, Kentucky, in pursuit of Bragg, September 1âÂÂ26. Pursuit of Bragg into Kentucky October 1âÂÂ16. It was a reserve unit for the Battle of Perryville on October 8. March to Nashville, Tennessee, October 17-November 7, and duty there until December 26. Advance on Murfreesboro December 26âÂÂ30. Lavergne December 27. Battle of Stones River December 30âÂÂ31, 1862 and January 1âÂÂ3, 1865. Woodbury January 24. At Murfreesboro until June. Scout from Clarksville May 20âÂÂ22. Tullahoma Campaign June 23-July 7. At Manchester until August 16. Passage of Cumberland Mountains and Tennessee River and Chickamauga Campaign August 16-September 22. Ringgold September 11. Lee and Gordon's Mills September 12âÂÂ13. Battle of Chickamauga September 19âÂÂ20. Siege of Chattanooga, September 24-November 23. Reopening Tennessee River October 26âÂÂ29. Brown's Ferry October 27. Chattanooga-Ringgold Campaign November 23âÂÂ27. Orchard Knob November 23âÂÂ24. Missionary Ridge November 25. Pursuit to Graysville November 26âÂÂ27. March to relief of Knoxville November 28-December 8. Charlestown December 28. Operations in eastern Tennessee December 1863 to April 1864. Regiment veteranized at Blain's Cross Roads, Tenn., January 5, 1864. Atlanta Campaign May 1 to September 8, 1864. Demonstrations on Rocky Faced Ridge and Dalton, Ga., May 5âÂÂ13. Battle of Resaca May 14âÂÂ15. Adairsville May 17. Near Kingston May 18âÂÂ19. Near Cassville May 19. Operations on line of Pumpkin Vine Creek and battles about Dallas, New Hope Church and Allatoona Hills May 25-June 5. Pickett's Mills May 27. Operations about Marietta and against Kennesaw Mountain June 10-July 2. Pine Hill June 11âÂÂ14. Lost Mountain June 15âÂÂ17. Assault on Kennesaw June 27. Ruff's Station, Smyrna Camp Ground, July 4. Pace's Ferry July 5. Chattahoochie River July 6âÂÂ17. Peachtree Creek July 19âÂÂ20. Siege of Atlanta July 22-August 25. Utoy Creek August 5âÂÂ7. Flank movement on Jonesboro August 25âÂÂ30. Battle of Jonesboro August 31-September 1. Lovejoy's Station September 2âÂÂ6. Operations against Hood in northern Georgia and northern Alabama October 1âÂÂ26. Nashville Campaign NovemberâÂÂDecember. Columbia, Duck River, November 24âÂÂ27. Battle of Franklin November 30. Battle of Nashville December 15âÂÂ16. Pursuit of Hood to the Tennessee River December 17âÂÂ29. Moved to Huntsville, Ala., and duty there until March 1865. Expedition to Bull's Gap and operations in eastern Tennessee March 15-April 22. At Nashville, until June. Ordered to New Orleans, June 6; thence moved to Texas July. Duty at Indianola, Green Lake and Victoria until December.
The regiment lost a total of 191 men during service; 5 officers and 84 enlisted men killed or mortally wounded, 102 enlisted men died of disease.