Siege of Corinth Union order of battle

The following units and commanders of the Union Army fought at the Siege of Corinth (29 Apr-30 May 1862) of the American Civil War. The Union Army had approximately 150,000 present for duty. Order of battle compiled from the army organization during the siege.

Military Rank

 * Gen = General
 * LTG = Lieutenant General
 * MG = Major General
 * BG = Brigadier General
 * Col = Colonel
 * Ltc = Lieutenant Colonel
 * Maj = Major
 * Cpt = Captain
 * Lt = Lieutenant

Other

 * w = wounded
 * mw = mortally wounded
 * k = killed

Department of the Mississippi
MG Henry W. Halleck
 * Second-in-Command: MG Ulysses S. Grant
 * Chief of Staff and Chief Engineer: BG George W. Cullum
 * Chief of Cavalry: BG Andrew J. Smith
 * Chief Topographical Engineer: Col George Thom
 * Aide de Camp: Col Norton Parker Chipman
 * Assistant Adjutant General: Cpt John C. Kelton

District of West Tennessee
MG Ulysses S. Grant
 * Chief of Staff: Col Joseph D. Webster
 * Aide de Camp: Col James B. McPherson
 * Provost Marshal General: Col William S. Hillyer
 * Assistant Adjutant General: Cpt John A. Rawlins
 * Chief Commissary: Cpt John Parker Hawkins

Right Wing (Army of the Tennessee)
MG George H. Thomas
 * Chief of Staff and Asst. Adjutant General: Cpt George E. Flynt

Reserves (Army of the Tennessee)
MG John A. McClernand
 * Assistant Inspector General: Col Thomas E. G. Ransom

Center (Army of the Ohio)
MG Don Carlos Buell
 * Chief of Staff: Col James Barnet Fry
 * Assistant Inspector General: Maj Adam J. Slemmer
 * Assistant Inspector General: Cpt Charles Champion Gilbert
 * Assistant Quartermaster: Cpt Alvan C. Gillem
 * Chief Engineer: Cpt James St. Clair Morton

Left Wing (Army of the Mississippi)
MG John Pope
 * Chief of Staff: BG Washington L. Elliott after 12 June
 * Assistant Adjutant General: Maj Speed Butler
 * Assistant Inspector General: Maj John M. Corse
 * Assistant Quartermaster: Cpt Philip H. Sheridan

Right Wing
MG William S. Rosecrans assigned 29 May

Left Wing
BG Schuyler Hamilton assigned 29 May