Atlanta campaign order of battle: First phase, Union

For the engagement on July 22, 1864, see Atlanta Union order of battle.

The following Union Army units and commanders fought in the Atlanta campaign of the American Civil War. The Confederate order of battle is listed separately. Order of battle compiled from the army organization during the campaign.^[1]

This order of battle covers the period of May 7 – July 17, 1864. The period July 17 – September 8, 1864, is listed separately.

Abbreviations used

Military rank

• MG = Major General
• BG = Brigadier General
• Col = Colonel
• Ltc = Lieutenant Colonel
• Maj = Major
• Cpt = Captain

Other

• w = wounded
• mw = mortally wounded
• k = killed

Military Division of the Mississippi

Main article: Military Division of the Mississippi

MG William T. Sherman
Chief of Staff: BG Joseph D. Webster
Chief of Artillery: BG William F. Barry
Headquarters Guard: 7th Company Ohio Sharpshooters: Lieut. William McCrory

Army of the Cumberland

Main article: Army of the Cumberland

MG George Henry Thomas
Chief of Artillery: BG John M. Brannan
Chief of Staff: BG William D. Whipple
Escort: Company I, 1st Ohio Cavalry: Lieut. Henry C. Reppert

IV Corps

Main article: IV Corps (Union Army)

MG Oliver O. Howard

Division	Brigade	Regiments and others
First Division      MG David S. Stanley	1st Brigade    BG Charles Cruft    Col Isaac M. Kirby[2]	21st Illinois 38th Illinois 31st Indiana 81st Indiana 1st Kentucky (until May 29)[3] 2nd Kentucky (until June 3)[4] 90th Ohio 101st Ohio: Col Isaac M. Kirby
	2nd Brigade    BG Walter C. Whitaker    Col Jacob E. Taylor[5]	96th Illinois 115th Illinois 35th Indiana 84th Indiana 21st Kentucky 40th Ohio: Col Jacob E. Taylor 45th Ohio (from June 22) 51st Ohio 99th Ohio (until June 22):[6] Col Peter T. Swaine
	3rd Brigade    Col William Grose	59th Illinois 75th Illinois 80th Illinois 84th Illinois 9th Indiana 30th Indiana 36th Indiana 77th Pennsylvania
	Artillery    Cpt Peter Simonson (k June 16)    Cpt Samuel M. McDowell (k June 27)    Cpt Theodore Thomasson	5th Indiana Light Battery Independent Battery B, Pennsylvania Light: Cpt Samuel M. McDowell
Second Division      BG John Newton	1st Brigade    Col Francis T. Sherman    BG Nathan Kimball[7]	36th Illinois: Col Silas Miller 44th Illinois: Col Wallace W. Barrett 73rd Illinois: Maj Thomas W. Motherspaw 74th Illinois: Col Jason Marsh 88th Illinois: Ltc George W. Chandler (k June 27), Col Francis T. Sherman (c July 7) 28th Kentucky: Ltc J. Rowan Boone (until May 28) 2nd Missouri: Col Bernard Laiboldt[8] 15th Missouri: Col Joseph Conrad 24th Wisconsin: Ltc Theodore S. West
	2nd Brigade    BG George D. Wagner[9]    Col John Blake[10]	100th Illinois 40th Indiana: Col John Blake 57th Indiana 28th Kentucky (from May 28) 26th Ohio 97th Ohio
	3rd Brigade    BG Charles G. Harker (mw June 27)    BG Luther P. Bradley	22nd Illinois (until June 10)[11] 27th Illinois 42nd Illinois 51st Illinois 79th Illinois 3rd Kentucky 64th Ohio 65th Ohio 125th Ohio
	Artillery    Cpt Charles Aleshire[12]    Cpt Wilbur Goodspeed	Battery M, 1st Illinois Light Battery A, 1st Ohio Light: Cpt Wilbur Goodspeed
Third Division      BG Thomas J. Wood	1st Brigade    BG August Willich (w May 15)    Col William H. Gibson	25th Illinois 35th Illinois (from June 6) 89th Illinois 32nd Indiana 8th Kansas (from June 28)[13] 15th Ohio 49th Ohio: Col William H. Gibson 15th Wisconsin: Maj Jurgen Wilson
	2nd Brigade    BG William B. Hazen	6th Indiana 5th Kentucky 6th Kentucky 23rd Kentucky 1st Ohio 6th Ohio (until June 6)[14] 41st Ohio 93rd Ohio 124th Ohio
	3rd Brigade    BG Samuel Beatty[15]    Col Frederick Knefler	79th Indiana: Col Frederick Knefler 86th Indiana 9th Kentucky 17th Kentucky 13th Ohio 19th Ohio 59th Ohio
	Artillery    Cpt Cullen Bradley	Bridges' Illinois Light Battery 6th Ohio Light Battery

XIV Corps

Main article: XIV Corps (Union Army)

MG John M. Palmer

Division	Brigade	Regiments and others
First Division     BG Richard W. Johnson (w May 28)[16]     BG John H. King	1st Brigade    BG William P. Carlin[17]    Col Anson G. McCook[18]	104th Illinois 42nd Indiana 88th Indiana 15th Kentucky 2nd Ohio: Col Anson G. McCook 33rd Ohio 94th Ohio 10th Wisconsin 21st Wisconsin: Col H. C. Hobart; Maj M. H. Fitch (from July 4)
	2nd Brigade    BG John H. King    Col William Stoughton[19]	11th Michigan: Col William Stoughton 69th Ohio (from May 11 until July 15):[20] Col Marshall F. Moore Regular Detachment: Maj John R. Edie 1st Battalion, 15th U.S. Infantry: Cpt Albert B. Dod 2nd Battalion, 15th U.S. Infantry: Cpt William C. McManus 1st Battalion, 16th U.S. Infantry: Cpt Alexander H. Stanton 2nd Battalion, 16th U.S. Infantry: Cpt R. Peabody Barry 1st Battalion, 18th U.S. Infantry: Cpt George W. Smith 2nd Battalion, 18th U.S. Infantry: Cpt Henry Haymond 19th U.S. Infantry (6 companies): Cpt James Mooney
	3rd Brigade    Col Benjamin Scribner	37th Indiana 38th Indiana 21st Ohio 69th Ohio (from July 15)[21] 74th Ohio 78th Pennsylvania 79th Pennsylvania (from May 9)[22] 1st Wisconsin
	Artillery    Cpt Lucius Drury	Battery C, 1st Illinois Light Artillery Battery I, 1st Ohio
Second Division      BG Jefferson C. Davis	1st Brigade    BG James D. Morgan	10th Illinois 16th Illinois 60th Illinois 10th Michigan (from May 15)[23] 14th Michigan (from June 14)
	2nd Brigade    Col John G. Mitchell	34th Illinois 78th Illinois 98th Ohio 108th Ohio[24] 113th Ohio 121st Ohio
	3rd Brigade    Col Daniel McCook Jr. (mw June 27)    Col Oscar F. Harmon (mw June 27)    Col Caleb J. Dilworth	85th Illinois: Col Caleb J. Dilworth 86th Illinois 110th Illinois[25] 125th Illinois: Col Oscar F. Harmon 22nd Indiana 52nd Ohio
	Artillery    Cpt Charles Barnett	Battery I, 2nd Illinois Light 2nd Minnesota Battery (detachment) 5th Wisconsin Light Battery
Third Division      BG Absalom Baird	1st Brigade    BG John B. Turchin[26]    Col Moses B. Walker[27]	19th Illinois (until June 9)[28] 24th Illinois (until June 28)[29] 82nd Indiana 23rd Missouri (from July 10) 11th Ohio (until June 10)[30] 17th Ohio 31st Ohio: Col Moses B. Walker 89th Ohio 92nd Ohio
	2nd Brigade    Col Ferdinand Van Derveer[31]    Col Newell Gleason[32]	75th Indiana 87th Indiana: Col Newell Gleason 101st Indiana 2nd Minnesota 9th Ohio (until May 22)[33] 35th Ohio 105th Ohio
	3rd Brigade    Col George P. Este	10th Indiana[34] 74th Indiana 10th Kentucky 18th Kentucky[35] 14th Ohio 38th Ohio
	Artillery    Cpt George Estep	7th Indiana Light Battery 19th Indiana Light Battery

XX Corps

Main article: XX Corps (Union Army)

MG Joseph Hooker

Division	Brigade	Regiments and others
First Division      BG Alpheus S. Williams	1st Brigade    BG Joseph F. Knipe    Col Warren W. Packer[36]	5th Connecticut:[37] Col Warren W. Packer 3rd Maryland (detachment) 123rd New York 141st New York 46th Pennsylvania
	2nd Brigade    BG Thomas H. Ruger	27th Indiana: Col John R. Fesler 2nd Massachusetts 13th New Jersey 107th New York 150th New York 3rd Wisconsin
	3rd Brigade    Col James S. Robinson	82nd Illinois 101st Illinois 45th New York[38] 143rd New York 61st Ohio 82nd Ohio 31st Wisconsin (from July 21)[39]
	Artillery    Cpt John D. Woodbury	Battery I, 1st New York Light Artillery Battery M, 1st New York Light Artillery
Second Division      BG John W. Geary	1st Brigade    Col Charles Candy	5th Ohio 7th Ohio (until June 11)[40] 29th Ohio 66th Ohio 28th Pennsylvania 147th Pennsylvania
	2nd Brigade    Col Adolphus Buschbeck[41]    Col John T. Lockman[42]    Col Patrick Henry Jones[43]	33rd New Jersey 119th New York: Col John T. Lockman 134th New York 154th New York: Col Patrick Henry Jones 27th Pennsylvania (until May 23):[44] 73rd Pennsylvania 109th Pennsylvania
	3rd Brigade    Col David Ireland (w May 15)[45]    Col William Rickards Jr.[46]    Col George A. Cobham[47]	60th New York 78th New York[48] 102nd New York 137th New York 149th New York 29th Pennsylvania: Col William Rickards Jr. 111th Pennsylvania: Col George A. Cobham
	Artillery    Cpt William Wheeler (k June 22)    Cpt Charles Aleshire[49]	13th New York Light Battery Battery E, Pennsylvania Light: Cpt Thomas S. Sloan
Third Division      MG Daniel Butterfield      BG William T. Ward[50]	1st Brigade    BG William T. Ward (w May 15)    Col Benjamin Harrison[51]	102nd Illinois 105th Illinois 129th Illinois 70th Indiana: Col Benjamin Harrison 79th Ohio
	2nd Brigade    Col John Coburn	20th Connecticut (until May 29)[52] 33rd Indiana 85th Indiana 19th Michigan 22nd Wisconsin
	3rd Brigade    Col James Wood	20th Connecticut (from May 29) 33rd Massachusetts 136th New York 55th Ohio 73rd Ohio 26th Wisconsin
	Artillery    Cpt Marco B. Gary	Battery I, 1st Michigan Light Battery C, 1st Ohio Light
Unattached Units	Reserve Brigade    Col Joseph W. Burke[53]    Col Heber Le Favour[54]	10th Ohio[55] 9th Michigan 22nd Michigan (from May 31): Col Heber Le Favour
	Pontooniers    Col George P. Buell	58th Indiana Pontoon Battalion (until June 17)[56]
	Siege Artillery    Cpt Arnold Sutermeister	11th Indiana Battery

Cavalry Corps

BG Washington Elliott, Chief of Cavalry, Army of the Cumberland

Division	Brigade	Regiments and others
First Division      BG Edward M. McCook	1st Brigade    Col Joseph B. Dorr	8th Iowa Cavalry 4th Kentucky Mounted Infantry (from June 30) 2nd Michigan Cavalry[57] 1st Tennessee Cavalry
	2nd Brigade    Col Oscar H. LaGrange[58]    Ltc James Stewart[59]    Ltc Horace Lamson	2nd Indiana Cavalry: Ltc James Stewart 4th Indiana Cavalry: Ltc Horace Lamson 1st Wisconsin Cavalry
	3rd Brigade[60]    Col Louis D. Watkins    Col John K. Faulkner[61]	4th Kentucky Cavalry 6th Kentucky Cavalry 7th Kentucky Cavalry: Col John K. Faulkner
	Artillery	18th Indiana Horse Artillery Battery
Second Division      BG Kenner Garrard	1st Brigade    Col Robert Minty	4th Michigan Cavalry 7th Pennsylvania Cavalry 4th U.S. Cavalry
	2nd Brigade [62]    Col Eli Long	1st Ohio Cavalry 3rd Ohio Cavalry 4th Ohio Cavalry
	3rd Brigade    Col John T. Wilder[63]    Col Abram Miller	98th Illinois Mounted Infantry 123rd Illinois Mounted Infantry 17th Indiana Mounted Infantry 72nd Indiana Mounted Infantry: Col Abram Miller
	Artillery	Chicago Board of Trade Battery
Third Division      BG Judson Kilpatrick (w May 13)      Col Eli Murray[64]      Col William W. Lowe[65]	1st Brigade    Ltc Robert Klein	3rd Indiana Cavalry (four companies) 5th Iowa Cavalry
	2nd Brigade    Col Charles Smith	8th Indiana Cavalry (from July 27) 2nd Kentucky Cavalry (from July 27) 10th Ohio Cavalry
	3rd Brigade    Col Eli Murray    Col Smith D. Atkins[66]	92nd Illinois Mounted Infantry: Col Smith D. Atkins 3rd Kentucky Cavalry 5th Kentucky Cavalry
	Artillery	10th Wisconsin Battery

Army of the Tennessee

Main article: Army of the Tennessee

MG James B. McPherson
Escort: 4th Company Ohio Cavalry; Company B, 1st Ohio Cavalry

XV Corps

Main article: XV Corps (Union Army)

MG John A. Logan

Division	Brigade	Regiments and others
First Division      BG Peter J. Osterhaus[67]      BG Charles R. Woods[68]	1st Brigade    BG Charles R. Woods    Col Milo Smith[69]	26th Iowa: Col Milo Smith 30th Iowa 27th Missouri 76th Ohio
	2nd Brigade    Col James A. Williamson	4th Iowa 9th Iowa 25th Iowa 31st Iowa
	3rd Brigade    Col Hugo Wangelin	3rd Missouri 12th Missouri 17th Missouri 29th Missouri 31st Missouri 32nd Missouri
	Artillery    Maj Clemens Landgraeber	Battery F, 2nd Missouri Light 4th Ohio Light Battery
Second Division      BG Morgan L. Smith	1st Brigade    BG Giles A. Smith	55th Illinois (from June 16)[70] 111th Illinois 116th Illinois 127th Illinois 6th Missouri 8th Missouri[71] 57th Ohio
	2nd Brigade    BG Joseph Lightburn	83rd Indiana 30th Ohio (from May 22)[72] 37th Ohio (from May 10)[73] 47th Ohio 53rd Ohio (from May 12)[74] 54th Ohio
	Artillery    Cpt Francis De Gress	Battery A, 1st Illinois Light Battery B, 1st Illinois Light (until July 12)[75] Battery H, 1st Illinois Light
Third Division[76]   BG John E. Smith	1st Brigade    Col Jesse I. Alexander	63rd Illinois 48th Indiana 59th Indiana 4th Minnesota 18th Wisconsin
	2nd Brigade    Col Green B. Raum	13th Illinois (detachment)[77] 56th Illinois 17th Iowa 10th Missouri 24th Missouri (one company)[78] 80th Ohio
	3rd Brigade    BG Charles L. Matthies[79]    Col Benjamin D. Dean[80]    Col Jabez Banbury[81]	93rd Illinois 5th Iowa (until July 12):[82] Col Jabez Banbury 10th Iowa 26th Missouri: Col Benjamin D. Dean
	Artillery    Cpt Henry Dillon	Wisconsin Light Artillery, 6th Battery Wisconsin Light Artillery, 12th Battery
	Cavalry	5th Ohio Cavalry Company F, 4th Missouri Cavalry (Escort to BG John E. Smith)
Fourth Division      BG William Harrow	1st Brigade    Colonel Reuben Williams	26th Illinois 90th Illinois 12th Indiana 100th Indiana
	2nd Brigade    BG Charles C. Walcutt	40th Illinois (from June 3)[83] 103rd Illinois 97th Indiana 6th Iowa 46th Ohio
	3rd Brigade    Col John M. Oliver	48th Illinois 99th Indiana 15th Michigan 53rd Ohio (until May 12)[84] 70th Ohio
	Artillery    Cpt Henry H. Griffiths    Maj John T. Cheney[85]	Battery F, 1st Illinois Light 1st Iowa Light Battery

XVI Corps

Main article: XVI Corps (Union Army)

MG Grenville M. Dodge
Escort: 1st Alabama Cavalry;^[86] Company A, 52nd Illinois

Division	Brigade	Regiments and others
Second Division      BG Thomas W. Sweeny	1st Brigade    BG Elliott W. Rice	52nd Illinois 66th Indiana 2nd Iowa 7th Iowa
	2nd Brigade    Col Patrick E. Burke (mw May 16)    Ltc Robert N. Adams[87]    Col August Mersy[88]	9th Illinois Mounted Infantry: Col August Mersy 12th Illinois 66th Illinois (Western Sharpshooters) 81st Ohio: Ltc Robert N. Adams
	3rd Brigade[89]    Col Moses M. Bane[90]    Col Henry J.B. Cummings	7th Illinois (from July 9) 50th Illinois 57th Illinois 39th Iowa: Col Henry J.B. Cummings
	Artillery    Cpt Frederick Welker	Battery B, 1st Michigan Light[91] Battery H, 1st Missouri Light Battery I, 1st Missouri Light (until May 22)[92]
Fourth Division      BG James C. Veatch	1st Brigade    BG John W. Fuller	64th Illinois 18th Missouri 27th Ohio 39th Ohio
	2nd Brigade    BG John W. Sprague	35th New Jersey 43rd Ohio 63rd Ohio 25th Wisconsin
	3rd Brigade[93]    Col James H. Howe	25th Indiana 17th New York 32nd Wisconsin
	Artillery    Cpt Jerome B. Burrows    Cpt George Robinson[94]	Battery C, 1st Michigan Light: Cpt George Robinson 14th Ohio Light Battery Battery F, 2nd U.S.

XVII Corps

Main article: XVII Corps (Union Army)

MG Francis P. Blair Jr.
Escort: Company M, 1st Ohio Cavalry;^[95] Company G, 9th Illinois Mounted Infantry

Division	Brigade	Regiments and others
Third Division      BG Mortimer D. Leggett	1st Brigade    BG Manning F. Force	20th Illinois 30th Illinois 31st Illinois 45th Illinois[96] 12th Wisconsin (from July 10)[97] 16th Wisconsin
	2nd Brigade    Col Robert K. Scott	20th Ohio 32nd Ohio (until July 10)[98] 68th Ohio 78th Ohio
	3rd Brigade    Col Adam G. Malloy	17th Wisconsin Worden's Battalion[99]
	Artillery    Cpt William S. Williams	Battery D, 1st Illinois Light Battery H, 1st Michigan Light 3rd Ohio Light Battery
Fourth Division      BG Walter Q. Gresham	1st Brigade    Col William L. Sanderson    Col Benjamin F. Potts	32nd Illinois 23rd Indiana 53rd Indiana 3rd Iowa (3 companies)[100] 32nd Ohio (from July 10) 12th Wisconsin (until July 10)
	2nd Brigade[101]    Col George C. Rogers	14th Illinois[102] 15th Illinois (until July 5) 41st Illinois (from July 5)[103] 53rd Illinois
	3rd Brigade    Col William Hall	11th Iowa 13th Iowa 15th Iowa 16th Iowa
	Artillery    Cpt Edward Spear	Battery F, 2nd Illinois Light[104] 1st Minnesota Battery Battery C, 1st Missouri Light[105] 10th Ohio Light Battery[106] 15th Ohio Light Battery

^[107]

Army of the Ohio (XXIII Corps)

MG John M. Schofield
BG Jacob Dolson Cox^[108]
Escort: Company G, 7th Ohio Cavalry

Division	Brigade	Regiments and others
First Division      BG Alvin P. Hovey[109]	1st Brigade[110]    Col Richard F. Barter	120th Indiana 124th Indiana 128th Indiana
	2nd Brigade[111]    Col John McQuiston    Col Peter T. Swaine	123rd Indiana 129th Indiana 130th Indiana 99th Ohio (from June 22):[112] Col Peter T. Swaine
	Artillery	23rd Indiana Light Battery[113] 24th Indiana Light Battery[114]
Second Division      BG Henry M. Judah[115]      BG Milo S. Hascall	1st Brigade    BG Nathaniel C. McLean    BG Joseph A. Cooper[116]	80th Indiana (until June 8)[117] 91st Indiana (from June 4) 13th Kentucky (until June 8)[118] 25th Michigan 45th Ohio (from June 8 until June 22)[119] 3rd Tennessee 6th Tennessee
	2nd Brigade    BG Milo S. Hascall[120]    Col John R. Bond[121]    Col William E. Hobson[122]	107th Illinois 80th Indiana (from June 8) 13th Kentucky (from June 8): Col William E. Hobson 23rd Michigan[123] 45th Ohio (from May 11 until June 8)[124] 111th Ohio: Col John R. Bond 118th Ohio
	3rd Brigade[125]    Col Silas A. Strickland	14th Kentucky 20th Kentucky 27th Kentucky 50th Ohio: Col Silas A. Strickland
	Artillery    Cpt Joseph C. Shields	22nd Indiana Light Battery (from June 29) Battery F, 1st Michigan Light 19th Ohio Light Battery
Third Division      BG Jacob D. Cox      Col James W. Reilly[126]	1st Brigade    Col James W. Reilly    Col James W. Gault	112th Illinois (from May 11) 16th Kentucky: Col James W. Gault 100th Ohio 104th Ohio 8th Tennessee
	2nd Brigade    BG Mahlon D. Manson (w May 14)    Col John S. Hurt[127]    BG Milo S. Hascall[128]    Col John S. Casement[129]    Col Daniel Cameron[130]	65th Illinois (from June 4):[131] Col Daniel Cameron 63rd Indiana: Col Israel N. Stiles 65th Indiana 24th Kentucky: Col John S. Hurt 103rd Ohio: Col John S. Casement 5th Tennessee (until June 5)[132]
	3rd Brigade[133]    BG Nathaniel McLean[134]    Col Robert K. Byrd    Col Israel N. Stiles	11th Kentucky 12th Kentucky 1st Tennessee: Col Robert K. Byrd 5th Tennessee
	Dismounted Cavalry[135]    Col Eugene Crittenden	16th Illinois Cavalry 12th Kentucky Cavalry
	Artillery    Maj Henry W. Wells	15th Indiana Light Battery Battery D, 1st Ohio Light
Stoneman's Cavalry Division      MG George Stoneman	1st Brigade    Col James Biddle	16th Illinois Cavalry (until June 21)[136] 5th Indiana Cavalry 6th Indiana Cavalry 12th Kentucky Cavalry (until June 21)[137]
	2nd Brigade[138]    Col Horace Capron	14th Illinois Cavalry 8th Michigan Cavalry McLaughlin's Ohio Squadron
	Independent Brigade    Col Alexander Holeman	1st Kentucky Cavalry 11th Kentucky Cavalry
	Artillery	24th Indiana Light Battery (from July 6)

Strengths

The following table shows total strengths of each of the major formations at several stages throughout the campaign.^[139]

Army	Corps	April 30	May 31	June 30	July 31	August 31
Army of the Cumberland	IV Corps	20,538	17,227	14,956	13,519	12,118
	XIV Corps	22,696	23,448	19,607	18,014	15,249
	XX Corps	20,721	16,801	14,672	12,578	12,413
	Cavalry Corps	8,983	9,848	9,477	8,427	7,638
	Total	72,938	67,324	58,712	52,538	47,418
Army of the Tennessee	XV Corps	12,517	12,497	11,788	9,133	8,670
	XVI Corps	11,863	10,361	10,744	9,345	7,818
	XVII Corps	- [140]	9,775	9,262	6,800	5,935
	Total	24,380	32,633	31,794	25,278	22,423
Army of the Ohio	XXIII Corps	9,854	9,971	12,906	11,960	9,981
	Cavalry Division	2,951	2,886	2,658	1,899	1,936
	Total	12,805	12,857	15,564	13,859	11,917
Military Division of the Mississippi	Grand Total	110,123	112,814	106,070	91,675	81,758