Knoxville campaign order of battle: Union
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The following Union Army units and commanders fought in the Knoxville Campaign and subsequent East Tennessee operations during the American Civil War from November 4 to December 23, 1863 under the command of Maj. Gen. Ambrose E. Burnside. Engagements fought during this time included the battles of Campbell's Station and Fort Sanders and the siege of Knoxville. Order of battle compiled from the army organization during the campaign[1] and return of casualties.[2] The Confederate order of battle is shown separately.

Abbreviations used
Military rank
- MG = Major General
- BG = Brigadier General
- Col = Colonel
- Ltc = Lieutenant Colonel
- Maj = Major
- Cpt = Captain
- Lt = 1st Lieutenant
Other
- mw = mortally wounded
- k = killed
Army of the Ohio
MG Ambrose E. Burnside (March 25–December 11, 1863)[3]
MG John G. Foster (December 11, 1863 – February 9, 1864)[4]
General Headquarters (Staff: 14 officers)[5]
- Chief of Staff: MG John G. Parke[6]
- Escort: 6th Indiana Cavalry: Col James Biddle[7]
IX Corps
| Division | Strength[note 1] | Brigade | Regiments and Others |
|---|---|---|---|
|
First Division
|
177 officers 2,863 men 10 guns |
1st Brigade
|
|
| 2nd Brigade |
| ||
| 3rd Brigade
|
| ||
| Artillery
|
| ||
|
Second Division
|
150 officers 2,746 men 17 guns |
1st Brigade
|
|
| 2nd Brigade
|
| ||
| 3rd Brigade
|
| ||
| Artillery
|
| ||
|
Unassigned[note 3] |
31 officers 551 men 4 guns |
not brigaded |
|
XXIII Corps
BG Mahlon D. Manson (September 24–December 20, 1863)[11]
Jacob Dolson Cox (December 21, 1863 – February 8, 1864)[12][13]
General Headquarters (Staff and escort: 14 officers, 95 men)[5]
- Chief of Engineers: Col Orlando M. Poe[14]
- McLaughlin's Ohio Cavalry Squadron: Maj Richard Rice[15]
| Division | Strength[5] | Brigade | Regiments and Others |
|---|---|---|---|
|
First Division
|
450 officers 9,659 men 96 guns |
Kentucky garrisons |
|
|
Second Division
|
191 officers 3,308 men 12 guns |
1st Brigade
|
|
| 2nd Brigade
|
| ||
|
Third Division
|
168 officers 3,646 men 16 guns |
1st Brigade
|
|
| 2nd Brigade
|
| ||
|
Corps Artillery |
12 officers 290 men 12 guns |
Reserve Artillery
|
|
|
Engineers |
3 officers, 185 men | Not brigaded |
|
|
Unattached |
Strength listed under Left Wing Forces | Provisional Brigade
|
|
Cavalry Corps
BG James M. Shackelford[22]
BG Samuel D. Sturgis (December 12, 1863 – April 15, 1864)[23][24]
| Division | Strength[5] | Brigade | Regiments and Others |
|---|---|---|---|
|
First Division
|
345 officers 7,113 men 20 guns |
1st Brigade
|
|
| 2nd Brigade[note 9]
|
| ||
| 3rd Brigade[note 10]
|
| ||
|
Second Division
|
1st Brigade[note 11]
|
| |
| 2nd Brigade[note 12]
|
| ||
Left Wing Forces
| Division | Strength[5] | Brigade | Regiments and Others |
|---|---|---|---|
|
Left Wing
|
178 officers 4,213 men 16 guns |
1st Brigade
|
|
| 2nd Brigade
|
| ||
| Not brigaded |
| ||