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 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

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

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

MG Oliver O. Howard

Division Brigade Regiments and othersFirst Division

MG David S. Stanley 1st Brigade

BG Charles Cruft   Col Isaac M. KirbyFrom June 10 21st Illinois 38th Illinois 31st Indiana 81st Indiana 1st Kentucky (until May 29)Mustered out May 29. 2nd Kentucky (until June 3)Mustered out June 3. 90th Ohio 101st Ohio: Col Isaac M. Kirby 2nd Brigade

BG Walter C. Whitaker   Col Jacob E. TaylorFrom June 30 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):Exchanged places with 45th Ohio in 2nd Brigade, 1st Division, XXIII Corps 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. McDowellSecond Division

BG John Newton 1st Brigade

Col Francis T. Sherman   BG Nathan KimballAssumed command May 22 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 LaiboldtDetached at Dalton from May 14 15th Missouri: Col Joseph Conrad 24th Wisconsin: Ltc Theodore S. West 2nd Brigade

BG George D. WagnerSick July 10–25   Col John BlakeIn command July 10–25 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)Mustered out June 10; veterans and recruits transferred to the 42nd Illinois Infantry. 27th Illinois 42nd Illinois 51st Illinois 79th Illinois 3rd Kentucky 64th Ohio 65th Ohio 125th Ohio Artillery

Cpt Charles AleshireRelieved June 24   Cpt Wilbur Goodspeed Battery M, 1st Illinois Light Battery A, 1st Ohio Light: Cpt Wilbur GoodspeedThird 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)On veteran furlough until June 28 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)Mustered out June 6. 41st Ohio 93rd Ohio 124th Ohio 3rd Brigade

BG Samuel BeattySick from May 23   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

MG John M. Palmer

Division Brigade Regiments and othersFirst Division

BG Richard W. Johnson (w May 28)Absent from May 29 to June 6 and June 18 to July 18    BG John H. King 1st Brigade

BG William P. CarlinSick July 3   Col Anson G. McCookIn command from July 3 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; (from July 4) 2nd Brigade

BG John H. King   Col William StoughtonMay 29 to June 6 and June 18 to July 18 11th Michigan: Col William Stoughton 69th Ohio (from May 11 until July 15):Joined from veteran furlough May 11 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)Temporarily assigned from July 15 74th Ohio 78th Pennsylvania 79th Pennsylvania (from May 9)Joined from veteran furlough May 9 1st Wisconsin Artillery

Cpt Lucius Drury Battery C, 1st Illinois Light Artillery Battery I, 1st OhioSecond Division

BG Jefferson C. Davis 1st Brigade

BG James D. Morgan 10th Illinois 16th Illinois 60th Illinois 10th Michigan (from May 15)Joined from veteran furlough May 15 14th Michigan (from June 14) 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 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 IllinoisEmployed mainly in guarding trains 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 BatteryThird Division

BG Absalom Baird 1st Brigade

BG John B. TurchinSick from July 15   Col Moses B. WalkerIn command from July 15 19th Illinois (until June 9)Mustered out June 9 24th Illinois (until June 28)Mustered out June 28 82nd Indiana 23rd Missouri (from July 10) 11th Ohio (until June 10)Mustered out June 10. Non-veterans attached to 92nd Ohio. 17th Ohio 31st Ohio: Col Moses B. Walker 89th Ohio 92nd Ohio 2nd Brigade

Col Ferdinand Van DerveerAbsent sick from June 27   Col Newell GleasonFrom June 27 75th Indiana 87th Indiana: Col Newell Gleason 101st Indiana 2nd Minnesota 9th Ohio (until May 22)Mustered out May 22 35th Ohio 105th Ohio 3rd Brigade

Col George P. Este 10th IndianaPart of time detached at Marietta 74th Indiana 10th Kentucky 18th KentuckyRemained at Ringgold 14th Ohio 38th Ohio Artillery

Cpt George Estep 7th Indiana Light Battery 19th Indiana Light Battery

XX Corps

MG Joseph Hooker

Division Brigade Regiments and othersFirst Division

BG Alpheus S. Williams 1st Brigade

BG Joseph F. Knipe   Col Warren W. PackerIn command from July 3 to 17 5th Connecticut:Non-veterans mustered out July 22. 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 YorkOrdered to Nashville July 6 143rd New York 61st Ohio 82nd Ohio 31st Wisconsin (from July 21)Transferred from Nashville, TN, on July 21. Artillery

Cpt John D. Woodbury Battery I, 1st New York Light Artillery Battery M, 1st New York Light ArtillerySecond Division

BG John W. Geary 1st Brigade

Col Charles Candy 5th Ohio 7th Ohio (until June 11)Mustered out on June 11; veterans and recruits were transferred to the 5th Ohio Infantry. 29th Ohio 66th Ohio 28th Pennsylvania 147th Pennsylvania 2nd Brigade

Col Adolphus BuschbeckMustered out May 23   Col John T. LockmanAssumed command May 22   Col Patrick Henry JonesAssumed command June 7 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):Mustered out May 23; veterans and recruits transferred to the 109th Pennsylvania Infantry. 73rd Pennsylvania 109th Pennsylvania 3rd Brigade

Col David Ireland (w May 15)Absent May 15 to June 6   Col William Rickards Jr.Relieved of command May 16   Col George A. CobhamIn command from May 16 to June 6 60th New York 78th New YorkNon-veterans mustered out July 12; consolidated with 102nd New York Infantry July 12. 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 AleshireTransferred from 2nd Division, IV Corps on June 24 13th New York Light Battery Battery E, Pennsylvania Light: Cpt Thomas S. SloanThird Division

MG Daniel Butterfield     BG William T. WardIn command from June 29 1st Brigade

BG William T. Ward (w May 15)   Col Benjamin HarrisonFuture 23rd President of the United States. In command from May 15 until Ward returned from wound, and again from June 29. 102nd Illinois 105th Illinois 129th Illinois 70th Indiana: Col Benjamin Harrison 79th Ohio 2nd Brigade

Col John Coburn 20th Connecticut (until May 29)Transferred to 3rd Brigade, May 29 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 LightUnattached Units      Reserve Brigade

Col Joseph W. BurkeMustered out May 27   Col Heber Le FavourOrdered to Chattanooga June 17   10th OhioMustered out May 27; 75 soldiers whose enlistments had not expired were assigned to the 18th Ohio Infantry. 9th Michigan 22nd Michigan (from May 31): Col Heber Le Favour Pontooniers

Col George P. Buell 58th Indiana Pontoon Battalion (until June 17)Ordered to Chattanooga, June 17Siege 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. Dorr 8th Iowa Cavalry 4th Kentucky Mounted Infantry (from June 30) 2nd Michigan CavalryOrdered to Franklin, TN on June 29 1st Tennessee Cavalry 2nd Brigade

Col Oscar H. LaGrangeCaptured May 9   Ltc James StewartCaptured May 26   Ltc Horace Lamson 2nd Indiana Cavalry: Ltc James Stewart 4th Indiana Cavalry: Ltc Horace Lamson 1st Wisconsin Cavalry 3rd BrigadeAt Wauhatchie, La Fayette, Calhoun, Dalton, Resaca, and other points in the rear of the army

Col Louis D. Watkins   Col John K. FaulknerFrom July 5 4th Kentucky Cavalry 6th Kentucky Cavalry 7th Kentucky Cavalry: Col John K. Faulkner 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 Operating in northern Alabama until June 6

Col Eli Long 1st Ohio Cavalry 3rd Ohio Cavalry 4th Ohio Cavalry 3rd Brigade

Col John T. WilderSick from June 14   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 BatteryThird Division

BG Judson Kilpatrick (w May 13)     Col Eli MurrayIn command May 13 to May 21