The following Union Army units and commanders fought in the Battle of Perryville of the American Civil War. Order of battle compiled from the army organization[1][2] during the battle and return of casualties.[3] The Confederate order of battle is listed separately.
Abbreviations used
Military rank
- MG = Major General
 - BG = Brigadier General
 - Col = Colonel
 - Ltc = Lieutenant Colonel
 - Maj = Major
 - Cpt = Captain
 - Lt = 1st Lieutenant
 - 2Lt = 2nd Lieutenant
 - Sgt = Sergeant
 - Bvt = Brevet
 
Artillery
- 10-pdr Par = 10-pounder Parrott rifle
 - 12-pdr How = M1841 12-pounder howitzer
 - 12-pdr Mtn = M1841 mountain howitzer
 - 12-pdr Nap = M1857 12-pounder Napoleon
 - 24-pdr How = M1841 24-pounder howitzer
 - 3" R = 3-inch Ordnance rifle
 - 6-pdr SB = M1841 6-pounder field gun
 - Jam R = James rifle
 - How = howitzer
 - pdr = pound (projectile weight)
 - R = rifled gun
 - SB = smoothbore gun
 
Other
- w = wounded
 - mw = mortally wounded
 - k = killed
 - c = captured
 - m = missing
 
Army of the Ohio
55,000 men, 147 guns (k-889, w-2966, m-433 = 4,288)
MG Don Carlos Buell, Commanding
MG George Henry Thomas, second in command
Escort:
- Anderson Troop, Pennsylvania Cavalry: 2Lt Thomas S. Maple
 - 4th US Cavalry (Companies B, C, D, G, I, & K): Ltc James Oakes
 
Signal detachment: Cpt Jesse Merrill
I Corps
13,000 men, 38 guns (k-695, w-2290, m-346 = 3,331)
- Chief of Staff: Ltc James Vote Bomford (w)
 
| Division | Brigade | Regiments and Others | 
|---|---|---|
| 
 Third Division 
 
  | 
9th Brigade k-142, w-427, m-39 = 608 
  | 
  | 
| 17th Brigade k-187, w-614, m-35 = 836 
  | 
  | |
| 28th Brigade k-165, w-458, m-70 = 693  | 
  | |
| 
 Tenth Division 
  | 
33rd Brigade k-112, w-356, m-59 = 527 
 
 
  | 
  | 
| 34th Brigade k-89, w-417, m-139 = 645 
  | 
  | |
II Corps
20,000 men, 65 guns (k-2, w-4, m-6 = 12)
Escort:
- 1st Michigan Engineers & Mechanics (Companies B, E, I, & K): Col William Power Innes
 - 1st Ohio Cavalry (4 companies): Maj James Laughlin
 - 3rd Ohio Cavalry (4 companies): Maj John Howard Foster
 
| Division | Brigade | Regiments and Others | 
|---|---|---|
| 
 Fourth Division 
 
  | 
10th Brigade
 
  | 
  | 
| 19th Brigade | 
  | |
| 22nd Brigade | 
  | |
| 
 Fifth Division  | 
11th Brigade
 
  | 
  | 
| 14th Brigade
 
  | 
  | |
| 23rd Brigade
 
  | 
  | |
| 
 Sixth Division
  | 
15th Brigade
 k-0, w-0, m-0 = 0  | 
  | 
| 20th Brigade
 k-0, w-0, m-0 = 0  | 
  | |
| 21st Brigade
 k-0, w-0, m-2 = 2  | 
  | |
| Cavalry | McCook's Cavalry Brigade k-2, w-4, m-4 = 10  | 
  | 
III Corps
22,000 men, 44 guns (k-192, w-672, m-80 = 944)
| Division | Brigade | Regiments and Others | 
|---|---|---|
| 
 First Division 
 
  | 
1st Brigade
 k-0, w-0, m-0 = 0 
  | 
  | 
| 2nd Brigade
 k-4, w-7, m-0 = 11  | 
  | |
| 3rd Brigade
 k-0, w-7, m-7 = 14  | 
  | |
| 
 Ninth Division 
 
  | 
30th Brigade
 k-133, w-344, m-58 = 535 
  | 
  | 
| 31st Brigade
 k-0, w-11, m-0 = 11  | 
  | |
| 32nd Brigade
 k-0, w-1, m-0 = 1 
  | 
  | |
| 
 Eleventh Division 
 
  | 
35th Brigade
 k-22, w-102, m-1 = 125 
  | 
  | 
| 36th Brigade
 k-8, w-62, m-9 = 79  | 
  | |
| 37th Brigade
 k-21, w-118, m-4 = 143 
  | 
  | |
| Artillery | 
  | |
| Cavalry | Gay's Cavalry Brigade
 k-4, w-14, m-1 = 19 
  | 
  | 
See also
Notes
- ↑ Official Records, Series I, Volume XVI, Part 2, pages 591-596.
 - ↑ Multiple commander names indicate command succession of command during the battle or the campaign.
 - ↑ Official Records, Series I, Volume XVI, Part 1, pages 1033-1036.
 - ↑ Pope died in Danville, Kentucky on November 6, 1862 of symptoms "resembling typhoid fever"
 - ↑ Eicher p.516
 - ↑ Fled the field at the onset of battle
 
References
- Eicher, John H., and Eicher, David J., Civil War High Commands, Stanford University Press, 2001, ISBN 0-8047-3641-3.
 - Holman, Kurt. Perryville Order of Battle: Forces Present at Perryville, October 8, 1862 (Revised January 10, 2008), unpublished paper, Perryville Battlefield State Historic Site.
 - Noe, Kenneth W., Perryville: This Grand Havoc of Battle, University Press of Kentucky, 2001, ISBN 978-0-8131-2209-0.
 - U.S. War Department, The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Series I, Volume XVI, Part I and II (Washington, DC: U.S. Government Printing Office), 1886.