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.Official Records, Series I, Volume XXXVIII, Part 1, pages 89-114

This order of battle covers the second phase of the campaign, July 17 – September 8, 1864. The period May 1 – July 17, 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

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

Army of the Cumberland

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

IV Corps

MG Oliver O. HowardAssumed command of the Army of the Tennessee July 27 MG David S. StanleyFrom July 27 Division Brigade Regiments and othersFirst Division

MG David S. Stanley     BG William GroseFrom July 27 to August 4. Promoted to Brigadier General July 27     BG Nathan KimballFrom August 4 1st Brigade

Col Isaac M. Kirby 21st Illinois 38th Illinois 31st Indiana 81st Indiana 90th Ohio 101st Ohio 2nd Brigade

Col Jacob E. Taylor 59th Illinois (from August 16 to August 19)Transferred to 2nd Brigade, 3rd Division August 19 96th Illinois 115th Illinois 35th Indiana 84th Indiana (until August 19)Transferred to 3rd Brigade, August 19 21st Kentucky 23rd Kentucky (from August 19) 40th Ohio 45th Ohio 51st Ohio 3rd Brigade

BG William GroseIn command until July 27, then again from August 4 to September 4   Col Sidney PostFrom July 27 to August 4   Col John BennettFrom September 4 59th Illinois (until August 16)Transferred to 1st Brigade, August 16 75th Illinois 80th Illinois 84th Illinois 9th Indiana 30th Indiana 36th Indiana 84th Indiana (from August 19) 77th PennsylvaniaSecond Division

BG John Newton 1st Brigade

BG Nathan Kimball   Col Emerson OpdyckeFrom August 4 36th Illinois 44th Illinois 73rd Illinois 74th Illinois 88th Illinois 2nd MissouriDetached at Dalton from May 14 15th Missouri 24th Wisconsin 2nd Brigade

Col John Blake   BG George D. WagnerResumed command July 25 100th Illinois 40th Indiana 57th Indiana 28th Kentucky 26th Ohio 97th Ohio 3rd Brigade

BG Luther P. Bradley 27th Illinois (until August 25)Mustered out August 25; veterans and recruits transferred to 79th Illinois 42nd Illinois 51st Illinois 79th Illinois 3rd Kentucky 64th Ohio 65th Ohio 125th OhioThird Division

BG Thomas J. Wood (w September 2)     Col Sidney PostFrom September 2 1st Brigade

Col William H. Gibson   Col Charles HotchkissFrom August 25 25th Illinois (until August 1)Mustered out August 1 35th Illinois (until August 25)Mustered out August 25 89th Illinois 32nd Indiana (until August 2)Mustered out August 2 8th Kansas 15th Ohio 49th Ohio 15th Wisconsin 2nd Brigade

BG William B. HazenTransferred to Army of the Tennessee August 17   Col Oliver PayneFrom August 17 to 19   Col Sidney PostFrom August 19 59th Illinois (from August 19) 6th Indiana (until August 19)Mustered out August 19 5th Kentucky (until July 25)Transferred to 4th Division, XX Corps July 25 6th Kentucky (until August 9)Transferred to 4th Division, XX Corps August 9 23rd Kentucky (until August 19)Transferred to 2nd Brigade, 1st Division August 19 1st Ohio 41st Ohio 71st Ohio (from August 31) 93rd Ohio 124th Ohio 3rd Brigade

Col Frederick Knefler 79th Indiana 86th Indiana 9th Kentucky 17th Kentucky 13th Ohio 19th Ohio 59th Ohio Corps Artillery BrigadeOrganized July 26

Maj Thomas W. Osborn     Cpt Lyman BridgesFrom July 30  Cpt Theodore ThomassonPreviously 1st Division artillery commander   Cpt Wilbur GoodspeedPreviously 2nd Division artillery commander   Cpt Cullen BradleyPreviously 3rd Division artillery commander Battery M, 1st Illinois Light Bridges' Illinois Light Battery 5th Indiana Light Battery Battery A, 1st Ohio Light Battery M, 1st Ohio Light (from July 26) 6th Ohio Light Battery Battery B, Pennsylvania Light

XIV Corps

MG John M. PalmerResigned command August 6 BG Richard W. JohnsonFrom August 7 to August 22. Promoted Major General and assumed command of cavalry of the Military Division of the Mississippi BG Jefferson C. DavisFrom August 22

Division Brigade Regiments and othersFirst Division

BG Richard W. Johnson    BG John H. KingFrom August 7 to August 17    BG William P. CarlinFrom August 17 1st Brigade

Col Anson G. McCookOrdered to Chattanooga July 27 with 2nd Ohio   BG William P. CarlinFrom August 2 to August 17   Col Marion TaylorFrom July 27 to August 2 and from August 17 104th Illinois 42nd Indiana 88th Indiana 15th Kentucky 2nd OhioOrdered to Chattanooga July 27 33rd Ohio 94th Ohio 10th WisconsinOrdered to Marietta July 28 21st Wisconsin 2nd Brigade

BG John H. King   Maj John EdieFrom August 7 to August 17 11th MichiganOrdered to Chattanooga August 25: Colonel William L. Stoughton 1st Battalion, 15th U.S. Infantry: Maj Albert Tracy 2nd Battalion, 15th U.S. Infantry: Maj John R. Edie 1st Battalion, 16th U.S. Infantry: Cpt Alexander H. Stanton 2nd Battalion, 16th U.S. Infantry: Cpt R. P. Barry 1st Battalion, 18th U.S. InfantryIst and 2nd Battalions consolidated for tactical purposes August 11: Cpt G. W. Smtih 2nd Battalion, 18th U.S. Infantry: Cpt William J. Fetterman 19th U.S. Infantry (5 companies): Cpt James Mooney 3rd Brigade

Col Marshall F. Moore   37th Indiana 38th Indiana 21st Ohio 69th Ohio 74th Ohio 78th Pennsylvania 79th Pennsylvania 1st WisconsinSecond Division

BG Jefferson C. Davis     BG James D. MorganFrom July 23 (during Davis' illness) and from August 22 (after Davis' appointment to corps command) 1st Brigade

BG James D. Morgan   Col Charles Lum 10th Illinois (until August 20)Transferred to 4th Division, XVI Corps August 20 16th Illinois 60th Illinois 10th Michigan 14th Michigan 17th New York Veteran (from August 20) 2nd Brigade

Col John G. Mitchell 34th Illinois 78th Illinois 98th Ohio 108th OhioEmployed mainly in guarding trains 113th Ohio 121st Ohio 3rd Brigade

Col Caleb J. Dilworth (w September 1)   Ltc James Langley 85th Illinois 86th Illinois 110th IllinoisGuarding trains until July 20 125th Illinois 22nd Indiana 52nd OhioThird Division

BG Absalom Baird 1st Brigade

Col Moses B. Walker 82nd Indiana 23rd Missouri 17th Ohio 31st Ohio 89th Ohio 92nd Ohio 2nd Brigade

Col Newell Gleason 75th Indiana 87th Indiana 101st Indiana 2nd Minnesota 35th Ohio (until August 3)Mustered out August 3 105th Ohio 3rd Brigade

Col George P. Este 10th Indiana 74th Indiana 10th Kentucky 18th KentuckyRemained at Ringgold 14th Ohio 38th OhioCorps Artillery BrigadeOrganized July 24; re-organized back into 3 battalions August 27

Maj Charles Houghtaling

Cpt Lucius Drury   Cpt Charles Barnett   Cpt George Estep Battery C, 1st Illinois Light Artillery Battery I, 2nd Illinois Light Artillery 7th Indiana Light Battery 19th Indiana Light Battery 20th Indiana Light Battery (from August 14) 2nd Minnesota Battery (detachment) Battery I, 1st Ohio (until August 14)Mustered out August 14 5th Wisconsin Light Battery

XX Corps

MG Joseph HookerAsked to be relieved of his command, July 27 BG Alpheus S. WilliamsFrom July 28 to August 27 MG Henry SlocumFrom August 27

Division Brigade Regiments and othersFirst Division

BG Alpheus S. Williams     BG Joseph F. KnipeFrom July 28 to August 27 1st Brigade

BG Joseph F. Knipe   Col Warren PackerFrom July 28 to August 27 5th Connecticut 3rd Maryland (detachment) 123rd New York 141st New York 46th Pennsylvania 2nd Brigade

BG Thomas H. Ruger 27th Indiana 2nd Massachusetts 13th New Jersey 107th New York 150th New York 3rd Wisconsin 3rd Brigade

Col James S. Robinson   Col Horace Broughton 82nd Illinois 101st Illinois 143rd New York 61st Ohio 82nd Ohio 31st WisconsinSecond Division

BG John W. Geary 1st Brigade

Col Charles Candy   Col Ario Pardee Jr.From August 4 5th Ohio 29th Ohio 66th Ohio 28th Pennsylvania 147th Pennsylvania: Col Ario Pardee 2nd Brigade

Col Patrick Henry Jones   Col George W. MindilFrom August 8 33rd New Jersey 119th New York 134th New York 154th New York 73rd Pennsylvania 109th Pennsylvania 3rd Brigade

Col David Ireland 60th New York 102nd New York 137th New York 149th New York 29th Pennsylvania 111th PennsylvaniaThird Division

BG William T. Ward 1st Brigade

Col Benjamin Harrison 102nd Illinois 105th Illinois 129th Illinois 70th Indiana 79th Ohio 2nd Brigade

Col John Coburn 33rd Indiana 85th Indiana 19th Michigan 22nd Wisconsin 3rd Brigade

Col James Wood 20th Connecticut 33rd Massachusetts 136th New York 55th Ohio 73rd Ohio 26th Wisconsin Corps Artillery BrigadeOrganized July 27

Maj John A. Reynolds   Cpt John D. Woodbury

Cpt Charles Aleshire

Cpt Marco B. Gary Battery I, 1st Michigan Light Battery I, 1st New York Light Battery M, 1st New York Light 13th New York Light Battery Battery C, 1st Ohio Light Battery E, Pennsylvania Light Battery K, 5th United States (from August 25)Unattached Units      Reserve Brigade

Col Heber Le Favour   9th Michigan 22nd Michigan Pontooniers

Col George P. Buell 58th IndianaSiege Artillery

Cpt Arnold Sutermeister 11th Indiana Battery

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

Division Brigade Regiments and othersFirst Division

BG Edward M. McCook 1st Brigade

Col Joseph B. DorrCaptured July 30   Col John T. CroxtonFrom July 20 to July 27 and again from August 12, promoted to Brigadier General   Ltc James BrownlowFrom July 30 to August 12 8th Iowa Cavalry 4th Kentucky Mounted Infantry 1st Tennessee Cavalry 2nd Brigade

Ltc Horace LamsonUntil July 21, resumed command July 30   Ltc William Torrey (w July 30)From July 21 to July 30, when wounded and captured 2nd Indiana Cavalry 4th Indiana Cavalry 1st Wisconsin Cavalry 3rd BrigadeAt Wauhatchie, La Fayette, Calhoun, Dalton, Resaca, and other points in the rear of the army

Col John Faulkner   Col Louis D. WatkinsFrom August 10 4th Kentucky Cavalry 6th Kentucky Cavalry 7th Kentucky Cavalry Artillery 18th Indiana Horse Artillery BatterySecond Division

BG Kenner Garrard 1st Brigade

Col Robert Minty 4th Michigan Cavalry 7th Pennsylvania Cavalry 4th U.S. Cavalry 2nd Brigade

Col Eli Long (w August 20)   Col Beroth Eggleston 1st Ohio Cavalry 3rd Ohio Cavalry 4th Ohio Cavalry 3rd (Lightning) Brigade

Col Abram Miller 98th Illinois Mounted Infantry 123rd Illinois Mounted Infantry 17th Indiana Mounted Infantry 72nd Indiana Mounted Infantry Artillery Chicago Board of Trade BatteryThird Division

BG Judson Kilpatrick 1st Brigade

Ltc Robert Klein 3rd Indiana Cavalry (four companies) 5th Iowa Cavalry (from July 27) 2nd Brigade

Maj Thomas Sanderson   Ltc Fielder JonesFrom August 6 8th Indiana Cavalry (from July 27) 2nd Kentucky Cavalry (from July 27) 10th Ohio Cavalry 3rd Brigade

Col Eli Murray 92nd Illinois Mounted Infantry 3rd Kentucky Cavalry 5th Kentucky Cavalry Artillery 10th Wisconsin Battery

Army of the Tennessee

MG James B. McPherson (k July 22) MG John A. LoganFrom July 22 to July 27 MG Oliver O. HowardFrom July 27 Escort: 4th Company Ohio Cavalry, B Company, 1st Ohio Cavalry

XV Corps

MG John A. Logan BG Morgan L. SmithFrom July 22 to July 27

Division Brigade Regiments and othersFirst Division

BG Charles R. Woods     MG Peter J. OsterhausFrom August 15 1st Brigade

Col Milo SmithUntil August 15, then again from August 22   BG Charles R. WoodsFrom August 15 to August 22, then reassigned to 3rd Division, XVII Corps 26th Iowa 30th Iowa 27th Missouri 76th Ohio 2nd Brigade