Battle of Champion Hill order of battle: Union explained

The following Union Army units^[1] and commanders fought in the Battle of Champion Hill of the American Civil War. The Confederate order of battle is listed separately. Order of battle compiled from the army organization, returns of casualties^[2] and reports.^[3]

Abbreviations used

Military rank

MG = Major General
BG = Brigadier General
Col = Colonel
Ltc = Lieutenant Colonel
Maj = Major
Cpt = Captain
Lt = 1st Lieutenant

Other

Army of the Tennessee

See main article: Army of the Tennessee. MG Ulysses S. Grant

XIII Corps

See main article: XIII Corps (Union Army). MG John A. McClernand
Escort:

3rd Illinois Cavalry (Company L): Cpt David R. Sparks

width=25%	Division	width=25%	Brigade	Regiments and Others
Ninth Division BG Peter J. Osterhaus	1st Brigade BG Theophilus T. Garrard	118th Illinois: Col John G. Fonda 49th Indiana: Col James Keigwin 69th Indiana: Col Thomas W. Bennett 7th Kentucky: Ltc John Lucas
	17th Brigade Col Daniel W. Lindsey	22nd Kentucky: Ltc George W. Monroe 16th Ohio: Cpt Eli W. Botsford 42nd Ohio: Maj Frederick A. Williams 114th Ohio: Col John Cradlebaugh
	Artillery	Battery G, 1st Michigan Light Artillery: Cpt Charles H. Lamphere 1st Wisconsin Light Artillery: Lt Charles B. Kimball
	Cavalry	3rd Illinois Cavalry (Companies A, E, & K): Cpt John L. Campbell
Tenth Division BG Andrew J. Smith	1st Brigade BG Stephen G. Burbridge	16th Indiana: Col Thomas J. Lucas 67th Indiana: Ltc Theodore E. Buehler 83rd Ohio: Col Frederick W. Moore 23rd Wisconsin: Col Joshua J. Guppey
	2nd Brigade Col William J. Landram	77th Illinois: Col David P. Grier 97th Illinois: Col Friend S. Rutherford 108th Illinois: Ltc Charles Turner 130th Illinois: Col Nathaniel Niles 19th Kentucky: Ltc John Cowan 48th Ohio: Ltc Job R. Parker
	Artillery	Chicago Mercantile Battery, Illinois Light Artillery: Cpt Patrick H. White 17th Ohio Light Artillery: Cpt Ambrose A. Blount
	Cavalry	4th Indiana Cavalry (Company C): Cpt Andrew P. Gallagher
Twelfth Division BG Alvin P. Hovey	1st Brigade BG George F. McGinnis	11th Indiana: Col Daniel Macauley (w), Ltc William W. Darnell 24th Indiana: Col William T. Spicely 34th Indiana: Maj Robert B. Jones 46th Indiana: Col Thomas H. Bringhurst 29th Wisconsin: Col Charles R. Gill
	2nd Brigade Col James R. Slack	47th Indiana: Ltc John A. McLaughlin 24th Iowa: Col Eber C. Byam 28th Iowa: Col John Connell 56th Ohio: Ltc William H. Raynor
	Artillery	2nd Ohio Battery: Lt Augustus Beach 16th Ohio Battery: Cpt James A. Mitchell (mw), Lt Russell P. Twist Battery A, 1st Missouri Light Artillery: Cpt George W. Schofield
	Cavalry	1st Indiana Cavalry (Company C): Lt James L. Carey
Fourteenth Division BG Eugene A. Carr	1st Brigade BG William P. Benton	33rd Illinois: Col Charles E. Lippincott 99th Illinois: Col George W. K. Bailey 8th Indiana: Col David Shunk 18th Indiana: Col Henry D. Washburn
	2nd Brigade BG Michael K. Lawler	21st Iowa: Col Samuel Merrill 22nd Iowa: Col William M. Stone 23rd Iowa: Col William H. Kinsman 11th Wisconsin: Col Charles L. Harris
	Artillery	Battery A, 2nd Illinois Light Artillery (4 guns): Lt Frank B. Fenton 1st Indiana Light Artillery: Cpt Martin Klauss
	Unattached units	2nd Illinois Cavalry (7 companies): Ltc Daniel B. Bush Jr. 6th Missouri Cavalry (7 companies): Col Clark Wright Kentucky Engineers & Mechanics: Cpt William F. Patterson

XV Corps

See main article: XV Corps (Union Army). MG William T. Sherman

width=25%	Division	width=25%	Brigade	Regiments and Others
Second Division [attached to XIII Corps] MG Francis Preston Blair Jr.	1st Brigade Col Giles A. Smith	113th Illinois: Col George B. Hoge 116th Illinois: Col Nathan W. Tupper 6th Missouri: Ltc Ira Boutell 8th Missouri: Ltc David C. Coleman 13th U.S. Infantry, 1st Battalion: Cpt E. Washington
	2nd Brigade Col Thomas Kilby Smith	55th Illinois: Col Oscar Malmborg 127th Illinois: Col Hamilton N. Eldridge 83rd Indiana: Col Benjamin J. Spooner 54th Ohio: Ltc Cyrus W. Fisher 57th Ohio: Col Americus V. Rice
	Artillery	Battery A, 1st Illinois Light Artillery: Cpt Peter P. Wood Battery B, 1st Illinois Light Artillery: Cpt Samuel E. Barrett

XVII Corps

See main article: XVII Corps (Union Army). MG James B. McPherson

Provisional Cavalry Battalion: Cpt John S. Foster

2nd Illinois Cavalry (Companies A & B): Lt W. B. Cummins
4th Missouri Cavalry (Company F): Lt A. Mueller
4th Independent Company Ohio Cavalry: Cpt John S. Foster

width=25%	Division	width=25%	Brigade	Regiments and Others
Third Division MG John A. Logan	1st Brigade BG John E. Smith	20th Illinois: Maj Daniel Bradley 31st Illinois: Ltc John D. Reese 45th Illinois: Col Jasper A. Maltby 124th Illinois: Col Thomas J. Sloan 23rd Indiana: Ltc William P. Davis
	2nd Brigade BG Mortimer D. Leggett	30th Illinois: Ltc Warren Shedd 20th Ohio: Col Manning F. Force 68th Ohio: Ltc John S. Snook (k) 78th Ohio: Ltc Greenbury F. Wiles
	3rd Brigade BG John Dunlap Stevenson	8th Illinois: Ltc Robert H. Sturgess 81st Illinois: Col James J. Dollins 7th Missouri: Cpt Robert Buchanan 32nd Ohio: Col Benjamin F. Potts
	Artillery	Battery D, 1st Illinois Light Artillery (4 guns): Cpt Henry A. Rogers Battery L, 2nd Illinois Light Artillery (4 guns): Cpt William H. Bolton Battery H, 1st Michigan Light Artillery: Cpt Samuel De Golyer 3rd Ohio Battery: Cpt William S. Williams
Seventh Division BG Marcellus M. Crocker^[4] BG Isaac F. Quinby	1st Brigade Col John B. Sanborn	48th Indiana: Col Norman Eddy 59th Indiana: Col Jesse I. Alexander 4th Minnesota: Ltc John E. Tourtellotte 18th Wisconsin: Col Gabriel Bouck
	2nd Brigade Col Samuel A. Holmes	17th Iowa: Col David B. Hillis 10th Missouri: Ltc Leonidas Horney (k), Maj Francis C. Deimling 24th Missouri (Company E): Lt Vincent Chalefoux
	3rd Brigade Col George B. Boomer	93rd Illinois: Col. Holden Putnam 5th Iowa: Ltc Ezekiel S. Sampson 10th Iowa: Col William E. Small 26th Missouri: Maj Charles F. Brown
	Artillery Cpt Frank C. Sands	Company M, 1st Missouri Light Artillery: Lt Junius G. W. McMurray 11th Ohio Battery: Lt Fletcher E. Armstrong 6th Wisconsin Light Artillery: Cpt Henry Dillon 12th Wisconsin Light Artillery (4 guns): Cpt William Zickerick

References

U.S. War Department, The War of the Rebellion: a Compilation of the Official Records of the Union and Confederate Armies, U.S. Government Printing Office, 1880 - 1901.
The Battle of Champion Hill website

Notes and References

Multiple commander names indicate command succession of command during the battle or the campaign.
Official Records, Series I, Volume XXIV, Part 2, pages 7-11 and The Battle of Champion Hill website (Order of Battle)
Official Records, Series I, Volume XXIV, Part 2, pages 725-726
Quinby returned to the field on the morning of May 16. However, Crocker was left in command as he was already deploying the division for battle. Quinby stayed with the army until the battle was decided, then assumed command. Quinby’s Official Report