# Battle of Gettysburg order of battle: Union

The Union order of battle during the Battle of Gettysburg includes the American Civil War officers and men of the Army of the Potomac (multiple commander names indicate succession of command during the three-day battle (July 1–3, 1863)). Order of battle compiled from the army organization during the battle, the casualty returns and the reports.

## Abbreviations used
### Military rank

* MG = Major General
* BG = Brigadier General
* Col = Colonel
* Ltc = Lieutenant Colonel
* Maj = Major
* Cpt = Captain
* Lt = Lieutenant
* Sgt = Sergeant

### Other

* w = wounded
* mw = mortally wounded
* k = killed
* c = captured
* m = missing

## Army of the Potomac

MG George G. Meade, Commanding

### General Staff and Headquarters

General Staff:
* Chief of Staff: MG Daniel Butterfield (w)
* Assistant Adjutant General: BG Seth Williams
* Assistant Inspector General: Col Edmund Schriver
* Chief Quartermaster: BG Rufus Ingalls
* Commissaries and subsistence: Col Henry F. Clarke
* Chief of Artillery: BG Henry J. Hunt (w)
* Chief Ordnance Officer: Cpt Daniel W. Flagler
* Chief Signal Officer: Cpt Lemuel B. Norton
* Medical Director: Maj Jonathan Letterman
* Chief of Engineers: BG Gouverneur K. Warren (w)
* Bureau of Military Information: Col George H. Sharpe
General Headquarters:
Command of the Provost Marshal General: BG Marsena R. Patrick
* 93rd New York: Col John S. Crocker
* 8th United States (8 companies): Cpt Edwin W. H. Read
* 2nd Pennsylvania Cavalry: Col Richard Butler Price
* 6th Pennsylvania Cavalry (Companies E & I): Cpt James Starr
* Regular cavalry
Guards and Orderlies:
* Oneida (New York) Cavalry: Cpt Daniel P. Mann
Engineer Brigade: BG Henry W. Benham
* 15th New York Engineers (3 companies): Maj Walter L. Cassin
* 50th New York Engineers: Col William H. Pettes
* U.S. Battalion: Cpt George H. Mendell

### I Corps

MG John F. Reynolds (k)
MG Abner Doubleday
MG John Newton
General Headquarters:
* 1st Maine Cavalry, Company L: Cpt Constantine Taylor
| Division | Brigade | Regiments and Others |
| First Division   BG James S. Wadsworth | 1st Brigade   BG Solomon Meredith (w)   Col William W. Robinson | 19th Indiana: Col Samuel J. Williams (w), Ltc William W. Dudley (w), Maj John M. Lindley (w) 24th Michigan: Col Henry A. Morrow (w&c), Ltc Mark Flanigan (w), Maj Edwin B. Wight (w), Cpt Albert M. Edwards 2nd Wisconsin: Col Lucius Fairchild (w&c), Ltc George H. Stevens (mw), Maj John Mansfield (w), Cpt George H. Otis 6th Wisconsin: Ltc Rufus Dawes, Maj John F. Hauser 7th Wisconsin: Col William W. Robinson, Ltc John B. Callis (w&c), Maj Mark Finnicum (w) |
| First Division   BG James S. Wadsworth | 2nd Brigade   BG Lysander Cutler | 7th Indiana: Col Ira G. Grover 76th New York: Maj Andrew J. Grover (k, July 1), Cpt John E. Cook (w) 84th New York (14th Militia): Col Edward B. Fowler (w) Ltc R. B. Jordan (w) 95th New York: Col George H. Biddle (w, July 1), Maj Edward Pye 147th New York: Ltc Francis C. Miller (w), Maj George Harney 56th Pennsylvania (9 companies): Col John William Hofmann |
| Second Division   BG John C. Robinson | 1st Brigade   BG Gabriel R. Paul (w)   Col Samuel H. Leonard (w)   Col Adrian R. Root (w&c)   Col Richard Coulter (w)   Col Peter Lyle   Col Richard Coulter | 16th Maine: Col Charles W. Tilden (c), Cpt Daniel Marston 13th Massachusetts: Col Samuel H. Leonard, Ltc Nathaniel W. Batchelder 94th New York: Col Adrian R. Root (w/c, July 1), Maj Samuel A. Moffett 104th New York: Col Gilbert G. Prey, Ltc Henry Tuthill (w) 107th Pennsylvania: Ltc James McThomson (w, July 1), Cpt Emanuel D. Roath |
| Second Division   BG John C. Robinson | 2nd Brigade   BG Henry Baxter | 12th Massachusetts: Col James L. Bates (w), Ltc David Allen, Jr. 83rd New York (9th Militia): Ltc Joseph A. Moesch 97th New York: Col Charles Wheelock (w & c, July 1), Ltc John P. Spofford (c) Maj Charles B. Northrup 11th Pennsylvania: Col Richard Coulter, Cpt Benjamin F. Haines (w), Cpt John B. Overmyer 88th Pennsylvania: Maj Benezet F. Foust (w, July 1), Cpt Edmund A. Mass (c), Cpt Henry Whiteside 90th Pennsylvania: Col Peter Lyle, Maj Alfred J. Sellers |
| Third Division   MG Abner Doubleday   BG Thomas A. Rowley | 1st Brigade   Col Chapman Biddle (w)   BG Thomas A. Rowley (w) | 80th New York (20th Militia): Col Theodore B. Gates, Maj Walter A. Van Rensselaer (w) 121st Pennsylvania: Col Chapman Biddle, Maj Alexander Biddle 142nd Pennsylvania: Col Robert P. Cummins (mw), Ltc Alfred B. McCalmont, Maj Horatio N. Warren 151st Pennsylvania: Ltc George F. McFarland (w), Cpt Walter L. Owens, Col Harrison Allen |
| Third Division   MG Abner Doubleday   BG Thomas A. Rowley | 2nd Brigade   Col Roy Stone (w)   Col Langhorne Wister (w)   Col Edmund L. Dana | 143rd Pennsylvania: Col Edmund L. Dana, Ltc John D. Musser (w) 149th Pennsylvania: Ltc Walton Dwight (w), Cpt James Glenn 150th Pennsylvania: Col Langhorne Wister, Ltc Henry S. Huidekoper (w), Maj Thomas Chamberlin (w), Cpt Cornelius C. Widdis (c), Cpt George W. Jones |
| Third Division   MG Abner Doubleday   BG Thomas A. Rowley | 3rd Brigade   BG George J. Stannard (w)   Col Francis V. Randall | 13th Vermont: Col Francis V. Randall, Ltc William D. Munson (w), Maj Joseph J. Boynton 14th Vermont: Col William T. Nichols, Ltc Charles W. Rose 16th Vermont: Col Wheelock G. Veazey, Maj William Rounds |
| | Artillery Brigade   Col Charles S. Wainwright | Maine Light, 2nd Battery (B): Cpt James A. Hall Maine Light, 5th Battery (E): Cpt Greenlief T. Stevens (w), Lt Edward N. Whittier 1st New York Light, Battery E & Battery L: Cpt Gilbert H. Reynolds (w, July 1), Lt George Breck 1st Pennsylvania Light, Battery B: Cpt James H. Cooper 4th United States, Battery B: Lt James Stewart (w), Lt James Davison (w) |

### II Corps

MG Winfield S. Hancock (w)
BG John Gibbon
BG William Hays
General Headquarters:
* 6th New York Cavalry, Companies D and K: Cpt Riley Johnson (Escort)
* 53rd Pennsylvania Infantry, Companies A, B and K: Maj Octavus Bull (Provost Marshal 2nd Corps)
| Division | Brigade | Regiments and Others |
| First Division   BG John C. Caldwell | 1st Brigade   Col Edward E. Cross (mw)   Col H. Boyd McKeen | 5th New Hampshire: Ltc Charles E. Hapgood, Maj Richard E. Cross 61st New York: Ltc K. Oscar Broady 81st Pennsylvania: Col Henry Boyd McKeen, Ltc Amos Stroh 148th Pennsylvania: Col H. Boyd McKeen, Ltc Robert McFarlane, Maj Robert H. Foster |
| First Division   BG John C. Caldwell | 2nd Brigade   Col Patrick Kelly | 28th Massachusetts: Col Richard Byrnes 63rd New York Infantry (2 companies): Ltc Richard C. Bentley (w), Cpt Thomas Touhy 69th New York (2 companies): Cpt Richard Moroney (w), Lt James J. Smith 88th New York Infantry (2 companies): Cpt Denis F. Burke 116th Pennsylvania (4 companies): Maj St. Clair A. Mulholland |
| First Division   BG John C. Caldwell | 3rd Brigade   BG Samuel K. Zook (mw July 2)   Ltc Charles G. Freudenberg (w July 2)   Col Richard P. Roberts (k)   Ltc John Fraser | 52nd New York: Ltc Charles G. Freudenberg (w July 2), Maj Edward Venuti (k), Cpt William Scherrer 57th New York: Ltc Alford B. Chapman 66th New York: Col Orlando H. Morris (w), Ltc John S. Hammell (w), Maj Peter A. Nelson 140th Pennsylvania: Col Richard P. Roberts, Ltc John Fraser, Maj Thomas Rodgers |
| First Division   BG John C. Caldwell | 4th Brigade   Col John R. Brooke (w) | 27th Connecticut (2 companies): Ltc Henry C. Merwin (k), Maj James H. Coburn 2nd Delaware: Col William P. Bailey (w July 2), Ltc David L. Stricker (w July 2), Cpt Charles H. Christman 64th New York: Col Daniel G. Bingham (w), Maj Leman W. Bradley (w) 53rd Pennsylvania: Ltc Richards McMichael 145th Pennsylvania (7 companies): Col Hiram Loomis Brown (w July 2), Cpt John W. Reynolds (w July 2), Cpt Moses W. Oliver |
| Second Division   BG John Gibbon (w)   BG William Harrow | 1st Brigade   BG William Harrow   Col Francis E. Heath (w) | 19th Maine: Col Francis E. Heath, Ltc Henry W. Cunningham 15th Massachusetts: Col George H. Ward (mw), Ltc George C. Joslin, Maj Isaac H. Hooper 1st Minnesota: Col William Colvill, Jr. (w), Cpt Nathan S. Messick (k), Cpt Henry C. Coates 82nd New York (2nd Militia): Ltc James Huston (mw), Maj Thomas W. Baird (w), Cpt John Darrow |
| Second Division   BG John Gibbon (w)   BG William Harrow | 2nd Brigade   BG Alexander S. Webb (w) | 69th Pennsylvania: Col Dennis O'Kane (mw), Ltc Martin Tschudy (k), Maj James M. Duffy (w), Cpt William Davis 71st Pennsylvania: Col Richard P. Smith, Ltc Charles Kochersperger 72nd Pennsylvania: Col De Witt C. Baxter (w), Ltc Theodore Hesser, Maj Samuel Roberts 106th Pennsylvania: Ltc William L. Curry, Maj John H. Stover |
| Second Division   BG John Gibbon (w)   BG William Harrow | 3rd Brigade   Col Norman J. Hall | 19th Massachusetts: Col Arthur F. Devereux, Ltc Ansel D. Wass (w), Maj Edmund Rice (w) 20th Massachusetts: Col Paul Joseph Revere (mw), Ltc George N. Macy (w), Cpt Henry L. Abbott 7th Michigan: Ltc Amos E. Steele (k), Maj Sylvanus W. Curtiss 42nd New York: Col James E. Mallon 59th New York (4 companies): Ltc Max A. Thoman (mw), Cpt William McFadden |
| Second Division   BG John Gibbon (w)   BG William Harrow | unattached | Massachusetts Sharpshooters, 1st Company: Cpt William Plumer, Lt Emerson L. Bicknell |
| Third Division   BG Alexander Hays | 1st Brigade   Col Samuel S. Carroll | 14th Indiana: Col John Coons, Ltc Elijah H. C. Cavins, Maj William Houghton 4th Ohio: Ltc Leonard W. Carpenter, Maj Gordon A. Stewart 8th Ohio: Ltc Franklin Sawyer (w) 7th West Virginia: Ltc Jonathan H. Lockwood (w) |
| Third Division   BG Alexander Hays | 2nd Brigade   Col Thomas A. Smyth (w)   Ltc Francis E. Pierce | 14th Connecticut: Maj Theodore G. Ellis 1st Delaware: Ltc Edward P. Harris, Cpt Thomas B. Hizar (w), Lt William Smith (k), Lt John T. Dent 12th New Jersey: Maj John T. Hill 10th New York (battalion): Maj George F. Hopper 108th New York: Ltc Francis E. Pierce |
| Third Division   BG Alexander Hays | 3rd Brigade   Col George L. Willard (k)   Col Eliakim Sherrill   Ltc James M. Bull   Col Clinton D. MacDougall (w)   Col Eliakim Sherrill (mw, July 3) | 39th New York (4 companies): Maj Hugo Hildebrandt (w) 111th New York: Col Clinton D. MacDougall, Ltc Isaac M. Lusk (w), Cpt Aaron P. Seeley 125th New York: Ltc Levin Crandell 126th New York: Col Eliakim Sherrill, Ltc James M. Bull |
| | Artillery Brigade   Cpt John G. Hazard | 1st New York Light, Battery B: Cpt James M. Rorty (k), Lt Albert S. Sheldon (w), Lt Robert E. Rogers 1st Rhode Island Light, Battery A: Cpt William A. Arnold 1st Rhode Island Light, Battery B: Lt Thomas F. Brown (w), Lt William S. Perrin 1st United States, Battery I: Lt George A. Woodruff (mw), Lt Tully McCrea 4th United States, Battery A: Lt Alonzo H. Cushing (k), Lt Samuel Canby (w), Lt Joseph S. Milne (k), Sgt Frederick Füger |

### III Corps

MG Daniel E. Sickles (w)
MG David B. Birney (w)
| Division | Brigade | Regiments and Others |
| First Division   MG David B. Birney   BG J. H. Hobart Ward (w) | 1st Brigade   BG Charles K. Graham (w&c)   Col Andrew H. Tippin   Col Henry J. Madill | 57th Pennsylvania (8 companies): Col Peter Sides (w, July 2), Maj William B. Neeper (w&c), Cpt Alanson H. Nelson (w) 63rd Pennsylvania: Maj John A. Danks 68th Pennsylvania: Col Andrew H. Tippin, Ltc Anthony H. Reynolds (w), Maj Robert E. Winslow (w), Cpt Milton S. Davis 105th Pennsylvania: Col Calvin A. Craig 114th Pennsylvania: Ltc Frederick F. Cavada (c), Cpt Edward R. Bowen 141st Pennsylvania: Col Henry J. Madill, Maj Israel P. Spaulding (mw&c) |
| First Division   MG David B. Birney   BG J. H. Hobart Ward (w) | 2nd Brigade   BG J. H. Hobart Ward   Col Hiram Berdan | 20th Indiana: Col John Wheeler (k), Ltc William C. L. Taylor (w) 3rd Maine: Col Moses B. Lakeman, Maj Samuel P. Lee (w) 4th Maine: Col Elijah Walker (w), Maj Ebenezer Whitcomb (mw), Cpt Edwin Libby 86th New York: Ltc Benjamin L. Higgins (w, July 2), Maj Jacob H. Lansing 124th New York: Col Augustus van H. Ellis (k), Ltc Francis M. Cummins (w), Maj James Cromwell (k) 99th Pennsylvania: Maj John W. Moore (w), Cpt Peter Fritz, Jr. 1st United States Sharpshooters: Col Hiram Berdan, Ltc Casper Trepp 2nd United States Sharpshooters (8 companies): Maj Homer R. Stoughton |
| First Division   MG David B. Birney   BG J. H. Hobart Ward (w) | 3rd Brigade   Col P. Régis de Trobriand | 17th Maine: Ltc Charles B. Merrill, Maj George W. West 3rd Michigan: Col Byron R. Pierce (w), Ltc Edwin S. Pierce, Maj Moses B. Houghton 5th Michigan: Ltc John Pulford (w), Maj Salmon S. Matthews (w) 40th New York: Col Thomas W. Egan (w), Ltc Augustus J. Warner (w) 110th Pennsylvania (6 companies): Ltc David M. Jones (w July 2), Maj Isaac Rogers |
| Second Division   BG Andrew A. Humphreys | 1st Brigade   BG Joseph B. Carr (w) | 1st Massachusetts: Ltc Clark B. Baldwin (w), Maj Gardner Walker (w) 11th Massachusetts: Ltc Porter D. Tripp, Maj Andrew N. McDonald (w) 16th Massachusetts: Ltc Waldo Merriam (w, July 2), Cpt Matthew Donovan 12th New Hampshire: Cpt John F. Langley (w), Cpt Thomas E. Barker 11th New Jersey: Col Robert McAllister (w), Maj Philip J. Kearny (mw), Cpt Luther Martin (k), Lt John Schoonover (w), Cpt William H. Lloyd (w), Cpt Samuel T. Sleeper, Lt John Schoonover 26th Pennsylvania: Maj Robert L. Bodine (w) |
| Second Division   BG Andrew A. Humphreys | 2nd Brigade   Col William R. Brewster | 70th New York: Col John E. Farnum 71st New York: Col Henry L. Potter (w) 72nd New York: Col John S. Austin (w), Ltc John Leonard, Maj Caspar K. Abell 73rd New York: Maj Michael W. Burns 74th New York: Ltc Thomas Holt 120th New York: Ltc Cornelius D. Westbrook (w, July 2), Maj John R. Tappen |
| Second Division   BG Andrew A. Humphreys | 3rd Brigade   Col George C. Burling | 2nd New Hampshire: Col Edward L. Bailey (w), Ltc James W. Carr (w) 5th New Jersey: Col William J. Sewell (w), Cpt Thomas C. Godfrey, Cpt Henry H. Woolsey (w) 6th New Jersey: Ltc Stephen R. Gilkyson 7th New Jersey: Col Louis R. Francine (mw), Ltc Francis Price (w), Maj Frederick Cooper 8th New Jersey: Col John Ramsey (w, July 2), Cpt John Langton 115th Pennsylvania: Maj John P. Dunne |
| | Artillery Brigade   Cpt George E. Randolph (w)   Cpt A. Judson Clark | 1st New Jersey Light, Battery B: Cpt A. Judson Clark, Lt Robert Sims 1st New York Light, Battery D: Cpt George B. Winslow New York Light, 4th Battery: Cpt James E. Smith 1st Rhode Island Light, Battery E: Lt John K. Bucklyn (w), Lt Benjamin Freeborn (w) 4th United States, Battery K: Lt Francis W. Seeley (w, July 2), Lt Robert James |

### V Corps

MG George Sykes
General Headquarters:
* 12th New York Infantry (Companies D and E): Cpt Henry W. Ryder
* 17th Pennsylvania Cavalry, Companies D and H: Cpt William Thompson
| Division | Brigade | Regiments and Others |
| First Division   BG James Barnes (w) | 1st Brigade   Col William S. Tilton | 18th Massachusetts: Col Joseph Hayes (w) 22nd Massachusetts: Ltc Thomas Sherwin, Jr. 1st Michigan: Col Ira C. Abbott (w), Ltc William A. Throop (w) 118th Pennsylvania: Ltc James Gwyn, Maj Charles P. Herring |
| First Division   BG James Barnes (w) | 2nd Brigade   Col Jacob B. Sweitzer | 9th Massachusetts: Col Patrick R. Guiney 32nd Massachusetts: Col George Lincoln Prescott (w), Ltc Luther Stephenson, Jr. (w), Maj James A. Cunningham 4th Michigan: Col Harrison H. Jeffords (mw), Ltc George W. Lumbard 62nd Pennsylvania: Ltc James C. Hull |
| First Division   BG James Barnes (w) | 3rd Brigade   Col Strong Vincent (mw)   Col James C. Rice | 20th Maine: Col Joshua L. Chamberlain (w) 16th Michigan: Ltc Norval E. Welch 44th New York: Col James C. Rice, Ltc Freeman Conner, Maj Edward B. Knox 83rd Pennsylvania: Cpt Orpheus S. Woodward |
| Second Division   BG Romeyn B. Ayres | 1st Brigade   Col Hannibal Day | 3rd United States (Companies B, C, E, G, I and K): Cpt Henry W. Freedley (w), Cpt Richard G. Lay 4th United States (Companies C, F, H and K): Cpt Julius W. Adams, Jr. 6th United States (Companies D, F, G, H and I): Cpt Levi C. Bootes (w) 12th United States (Companies A, B, C, D and G, 1st Battalion and Companies A, C and D, 2nd Battalion): Cpt Thomas S. Dunn 14th United States (Companies A, B, D, E, F and G, 1st Battalion and Companies F and G, 2nd Battalion): Maj Grotius R. Giddings |
| Second Division   BG Romeyn B. Ayres | 2nd Brigade   Col Sidney Burbank | 2nd United States (Companies B, C, F, H, I and K): Maj Arthur T. Lee (w), Cpt Samuel A. McKee 7th United States (Companies A, B, E and I): Cpt David P. Hancock 10th United States (Companies D, G and H): Cpt William Clinton 11th United States (Companies B, C, D, E, F and G): Maj DeLancey Floyd-Jones 17th United States (Companies A, C, D, G and H, 1st Battalion and Companies A and B, 2nd Battalion): Ltc James D. Greene |
| Second Division   BG Romeyn B. Ayres | 3rd Brigade   BG Stephen H. Weed (k)   Col Kenner Garrard | 140th New York: Col Patrick O'Rorke (k), Ltc Louis Ernst, Maj Isaiah Force 146th New York: Col Kenner Garrard, Ltc David T. Jenkins 91st Pennsylvania: Ltc Joseph H. Sinex 155th Pennsylvania: Ltc John H. Cain |
| Third Division   BG Samuel W. Crawford | 1st Brigade   Col William McCandless | 1st Pennsylvania Reserves (9 companies): Col William C. Talley (w) 2nd Pennsylvania Reserves: Ltc George A. Woodward 6th Pennsylvania Reserves: Ltc Wellington H. Ent 13th Pennsylvania Reserves: Col Charles F. Taylor (k), Ltc Alanson E. Niles (w) Maj William R. Hartshorne |
| Third Division   BG Samuel W. Crawford | 3rd Brigade   Col Joseph W. Fisher | 5th Pennsylvania Reserves: Ltc George Dare, Maj James H. Larrimer 9th Pennsylvania Reserves: Ltc James M. Snodgrass 10th Pennsylvania Reserves: Col Adoniram J. Warner (w), Ltc James B. Knox 11th Pennsylvania Reserves: Col Samuel M. Jackson, Ltc Daniel Porter (w) 12th Pennsylvania Reserves (9 companies): Col Martin Davis Hardin |
| | Artillery Brigade   Cpt Augustus P. Martin | Massachusetts Light, 3rd Battery: Lt Aaron F. Walcott 1st New York Light, Battery C: Cpt Almont Barnes 1st Ohio Light, Battery L: Cpt Frank C. Gibbs 5th United States, Battery D: Lt Charles E. Hazlett (k), Lt Benjamin F. Rittenhouse 5th United States, Battery I: Lt Malbone F. Watson (w), Lt Charles C. MacConnell |

### VI Corps

MG John Sedgwick
General Headquarters:
* 1st New Jersey Cavalry, Company L and 1st Pennsylvania Cavalry, Company H: Cpt William S. Craft
| Division | Brigade | Regiments and Others |
| First Division   BG Horatio G. Wright | 1st Brigade   BG Alfred T. A. Torbert | 1st New Jersey: Ltc William Henry, Jr. 2nd New Jersey: Ltc Charles Wiebecke 3rd New Jersey: Col Henry W. Brown, Ltc Edward L. Campbell 15th New Jersey: Col William H. Penrose |
| First Division   BG Horatio G. Wright | 2nd Brigade   BG Joseph J. Bartlett   Col Emory Upton | 5th Maine: Col Clark S. Edwards 121st New York: Col Emory Upton 95th Pennsylvania: Ltc Edward Carroll 96th Pennsylvania: Maj William H. Lessig |
| First Division   BG Horatio G. Wright | 3rd Brigade   BG David A. Russell | 6th Maine: Col Hiram Burnham 49th Pennsylvania (4 companies): Ltc Thomas M. Hulings 119th Pennsylvania: Col Peter C. Ellmaker 5th Wisconsin: Col Thomas S. Allen |
| First Division   BG Horatio G. Wright | Provost Guard | 4th New Jersey (3 companies): Cpt William R. Maxwell |
| Second Division   BG Albion P. Howe | 2nd Brigade   Col Lewis A. Grant | 2nd Vermont: Col James H. Walbridge 3rd Vermont: Col Thomas O. Seaver 4th Vermont: Col Charles B. Stoughton 5th Vermont: Ltc John R. Lewis 6th Vermont: Col Elisha L. Barney |
| Second Division   BG Albion P. Howe | 3rd Brigade   BG Thomas H. Neill | 7th Maine (6 companies): Ltc Seldon Connor 33rd New York (detachment): Cpt Henry J. Gifford 43rd New York: Ltc John Wilson 49th New York: Col Daniel D. Bidwell 77th New York: Ltc Winsor B. French 61st Pennsylvania: Ltc George F. Smith |
| Third Division   MG John Newton   BG Frank Wheaton | 1st Brigade   BG Alexander Shaler | 65th New York: Col Joseph E. Hamblin 67th New York: Col Nelson Cross 122nd New York: Col Silas Titus 23rd Pennsylvania: Ltc John F. Glenn 82nd Pennsylvania: Col Isaac C. Bassett |
| Third Division   MG John Newton   BG Frank Wheaton | 2nd Brigade   Col Henry L. Eustis | 7th Massachusetts: Ltc Franklin P. Harlow 10th Massachusetts: Ltc Joseph B. Parsons 37th Massachusetts: Col Oliver Edwards 2nd Rhode Island: Col Horatio Rogers, Jr. |
| Third Division   MG John Newton   BG Frank Wheaton | 3rd Brigade   BG Frank Wheaton   Col David J. Nevin | 62nd New York: Col David J. Nevin, Ltc Theodore B. Hamilton 93rd Pennsylvania: Maj John I. Nevin 98th Pennsylvania: Maj John B. Kohler 139th Pennsylvania: Col Frederick H. Collier (w), Ltc William H. Moody |
| | Artillery Brigade   Col Charles H. Tompkins | Massachusetts Light, 1st Battery (A): Cpt William H. McCartney New York Light, 1st Battery: Cpt Andrew Cowan New York Light, 3rd Battery: Cpt William A. Harn 1st Rhode Island Light, Battery C: Cpt Richard Waterman 1st Rhode Island Light, Battery G: Cpt George W. Adams 2nd United States, Battery D: Lt Edward B. Williston 2nd United States, Battery G: Lt John H. Butler 5th United States, Battery F: Lt Leonard Martin |

### XI Corps

MG Oliver O. Howard
MG Carl Schurz
General Headquarters:
* 1st Indiana Cavalry, Companies I and K: Cpt Abram Sharra
* 8th New York Infantry (1 company): Lt Hermann Foerster
| Division | Brigade | Regiments and Others |
| First Division   BG Francis C. Barlow (w&c)   BG Adelbert Ames | 1st Brigade   Col Leopold von Gilsa | 41st New York (9 companies): Ltc Detler von Einsiedel 54th New York: Maj Stephen Kovacs (c), Lt Ernst Both 68th New York: Col Gotthilf Bourry 153rd Pennsylvania: Maj John F. Frueauff |
| First Division   BG Francis C. Barlow (w&c)   BG Adelbert Ames | 2nd Brigade   BG Adelbert Ames   Col Andrew L. Harris | 17th Connecticut: Ltc Douglas Fowler (k July 1), Maj Allen G. Brady (w July 2) 25th Ohio: Ltc Jeremiah Williams (c), Cpt Nathaniel J. Manning (w), Lt William Maloney (w), Lt Israel White 75th Ohio: Col Andrew L. Harris, Cpt George B. Fox 107th Ohio: Col Seraphim Meyer (w), Cpt John M. Lutz |
| Second Division   BG Adolph von Steinwehr | 1st Brigade   Col Charles R. Coster | 134th New York: Ltc Allan H. Jackson (c), Maj George W. B. Seeley 154th New York: Ltc Daniel B. Allen, Maj Lewis D. Warner 27th Pennsylvania: Ltc Lorenz Cantador 73rd Pennsylvania: Cpt Daniel F. Kelley |
| Second Division   BG Adolph von Steinwehr | 2nd Brigade   Col Orland Smith | 33rd Massachusetts: Col Adin B. Underwood 136th New York: Col James Wood 55th Ohio: Col Charles B. Gambee 73rd Ohio: Ltc Richard Long |
| Third Division   MG Carl Schurz   BG Alexander Schimmelfennig   MG Carl Schurz | 1st Brigade   BG Alexander Schimmelfennig   Col George von Amsberg | 82nd Illinois: Ltc Edward S. Salomon 45th New York: Col George von Amsberg, Ltc Adolphus Dobke (w) 157th New York: Col Philip P. Brown, Jr. (w), Ltc George Arrowsmith (k) 61st Ohio: Col Stephen J. McGroarty, Ltc William H. H. Brown 74th Pennsylvania: Col Adolph von Hartung (w), Ltc Alexander von Mitzel (c), Cpt Henry Krauseneck |
| Third Division   MG Carl Schurz   BG Alexander Schimmelfennig   MG Carl Schurz | 2nd Brigade   Col Wladimir Krzyzanowski | 58th New York: Ltc August Otto (w), Cpt Emil Koenig 119th New York: Col John T. Lockman (w), Ltc Edward F. Lloyd 82nd Ohio: Col James S. Robinson (w), Ltc David Thomson 75th Pennsylvania: Col Francis Mahler (mw), Maj August Ledig 26th Wisconsin: Ltc Hans Boebel (w), Maj Henry Baetz (w), Cpt John W. Fuchs |
| | Artillery Brigade   Maj Thomas W. Osborn | 1st New York Light, Battery I: Cpt Michael Wiedrich New York Light, 13th Battery: Lt William Wheeler 1st Ohio Light, Battery I: Cpt Hubert Dilger 1st Ohio Light, Battery K: Cpt Lewis Heckman 4th United States, Battery G: Lt Bayard Wilkeson (mw), Lt Eugene A. Bancroft |

### XII Corps

MG Henry W. Slocum
BG Alpheus S. Williams
Provost Guard:
* 10th Maine Battalion (3 companies): Cpt John D. Beardsley
| Division | Brigade | Regiments and Others |
| First Division   BG Alpheus S. Williams   BG Thomas H. Ruger | 1st Brigade   Col Archibald L. McDougall | 5th Connecticut: Col Warren W. Packer 20th Connecticut: Ltc William B. Wooster, Maj Philo B. Buckingham 3rd Maryland: Col Joseph M. Sudsburg, Ltc Gilbert P. Robinson 123rd New York: Ltc James C. Rogers, Cpt Adolphus H. Tanner 145th New York: Col Edward L. Price 46th Pennsylvania: Col James L. Selfridge |
| First Division   BG Alpheus S. Williams   BG Thomas H. Ruger | 3rd Brigade   BG Thomas H. Ruger   Col Silas Colgrove | 27th Indiana: Col Silas Colgrove, Ltc John R. Fesler, Maj Theodore F. Colgrove 2nd Massachusetts: Ltc Charles R. Mudge (k), Maj Charles F. Morse 13th New Jersey: Col Ezra A. Carman 107th New York: Col Nirom M. Crane 3rd Wisconsin: Col William Hawley, Ltc Martin Flood |
| Second Division   BG John W. Geary | 1st Brigade   Col Charles Candy | 5th Ohio: Col John H. Patrick 7th Ohio: Col William R. Creighton, Ltc O. J. Crane 29th Ohio: Cpt Wilbur F. Stevens (w), Cpt Edward Hayes 66th Ohio: Ltc Eugene Powell, Maj Joshua G. Palmer (mw) 28th Pennsylvania: Cpt John H. Flynn (w) 147th Pennsylvania (8 companies): Ltc Ario Pardee, Jr., Maj George Harney |
| Second Division   BG John W. Geary | 2nd Brigade   Col George A. Cobham, Jr.   BG Thomas L. Kane | 29th Pennsylvania: Col William Rickards, Jr., Ltc Samuel M. Zulick 109th Pennsylvania: Cpt Frederick L. Gimber 111th Pennsylvania: Ltc Thomas M. Walker |
| Second Division   BG John W. Geary | 3rd Brigade   BG George S. Greene (w) | 60th New York: Col Abel Godard, Ltc John C. O. Redington 78th New York: Ltc Herbert von Hammerstein, Maj William H. Randall (w) 102nd New York: Col James C. Lane (w, July 2), Cpt Lewis R. Stegman 137th New York: Col David Ireland, Ltc Koert S. Van Voorhees (w) 149th New York: Ltc Charles B. Randall (w) |
| Reporting directly | Lockwood's Brigade   BG Henry H. Lockwood | 1st Maryland, Potomac Home Brigade: Col William P. Maulsby 1st Maryland, Eastern Shore: Col James Wallace 150th New York: Col John H. Ketcham, Ltc Charles G. Bartlett, Maj Alfred Baker Smith |
| | Artillery Brigade   Lt Edward D. Muhlenberg | 1st New York Light, Battery M: Lt Charles E. Winegar Pennsylvania Light, Battery E: Lt Charles A. Atwell 4th United States, Battery F: Lt Sylvanus T. Rugg 5th United States, Battery K: Lt David H. Kinzie |

### Cavalry Corps

MG Alfred Pleasonton
Headquarter Guards:
* 1st Ohio Cavalry, Company A: Cpt Noah Jones (Second Division)
* 1st Ohio Cavalry, Company C: Cpt Samuel N. Stanford (Third Division)
| Division | Brigade | Regiments and Others |
| First Division   BG John Buford | 1st Brigade   Col William Gamble | 3rd Indiana Cavalry (6 companies): Col George H. Chapman 8th Illinois Cavalry: Maj John L. Beveridge 8th New York Cavalry: Ltc William L. Markell 12th Illinois Cavalry (4 companies): Maj Charles Lemmon (mw) |
| First Division   BG John Buford | 2nd Brigade   Col Thomas Devin | 6th New York Cavalry (6 companies): Maj William E. Beardsley 9th New York Cavalry: Col William Sackett 17th Pennsylvania Cavalry: Col Josiah H. Kellogg 3rd West Virginia Cavalry, Companies A and C: Cpt Seymour B. Conger |
| First Division   BG John Buford | Reserve Brigade   BG Wesley Merritt | 6th Pennsylvania Cavalry: Maj James H. Haseltine 1st United States Cavalry: Cpt Richard S. C. Lord 2nd United States Cavalry: Cpt Theophilus F. Rodenbough 5th United States Cavalry: Cpt Julius W. Mason 6th United States Cavalry: Maj Samuel H. Starr (w), Lt Louis H. Carpenter, Lt Nicholas M. Nolan, Cpt Ira W. Claflin (w) |
| Second Division   BG David McMurtrie Gregg | 1st Brigade   Col John B. McIntosh | 1st Maryland Cavalry (11 companies): Ltc James M. Deems Purnell (Maryland) Cavalry Legion, Company A: Cpt Robert E. Duvall 1st Massachusetts Cavalry: Ltc Greely S. Curtis 1st New Jersey Cavalry: Maj Myron H. Beaumont 1st Pennsylvania Cavalry: Col John P. Taylor 3rd Pennsylvania Cavalry: Ltc Edward S. Jones 3rd Pennsylvania Heavy Artillery, Section, Battery H: Cpt William D. Rank |
| Second Division   BG David McMurtrie Gregg | 3rd Brigade   Col John Irvin Gregg | 1st Maine Cavalry (10 companies): Ltc Charles H. Smith 10th New York Cavalry: Maj Mathew Henry Avery 4th Pennsylvania Cavalry: Ltc William E. Doster 16th Pennsylvania Cavalry: Ltc John K. Robison |
| Third Division   BG Judson Kilpatrick | 1st Brigade   BG Elon J. Farnsworth (k)   Col Nathaniel P. Richmond | 5th New York Cavalry: Maj John Hammond 18th Pennsylvania Cavalry: Ltc William P. Brinton 1st Vermont Cavalry: Col Addison W. Preston 1st West Virginia Cavalry (10 companies): Col Nathaniel P. Richmond, Maj Charles E. Capehart |
| Third Division   BG Judson Kilpatrick | 2nd Brigade   BG George A. Custer | 1st Michigan Cavalry: Col Charles H. Town, Ltc Peter Stagg (w) 5th Michigan Cavalry: Col Russell A. Alger, Ltc Ebenezer Gould (w), Maj Noah H. Ferry (k) 6th Michigan Cavalry: Col George Gray 7th Michigan Cavalry: (10 companies): Col William D. Mann |
| Horse Artillery | 1st Brigade   Cpt James M. Robertson | 9th Michigan Battery: Cpt Jabez J. Daniels 6th New York Battery: Cpt Joseph W. Martin 2nd United States, Batteries B and L: Lt Edward Heaton 2nd United States, Battery M: Lt Alexander C. M. Pennington, Jr. 4th United States, Battery E: Lt Samuel S. Elder |
| Horse Artillery | 2nd Brigade   Cpt John C. Tidball | 1st United States, Batteries E and G: Cpt Alanson M. Randol 1st United States, Battery K: Cpt William M. Graham, Jr. 2nd United States, Battery A: Lt John H. Calef |

### Artillery Reserve

BG Robert O. Tyler
Cpt James M. Robertson
Headquarter Guard:
* 32nd Massachusetts Infantry, Company C: Cpt Josiah C. Fuller
| Brigade | Batteries |
| 1st Regular Brigade   Cpt Dunbar R. Ransom (w) | 1st United States, Battery H: Lt Chandler P. Eakin (w), Lt Philip D. Mason 3rd United States, Batteries F and K: Lt John G. Turnbull 4th United States, Battery C: Lt Evan Thomas 5th United States, Battery C: Lt Gulian V. Weir (w) |
| 1st Volunteer Brigade   Ltc Freeman McGilvery | Massachusetts Light, 5th Battery (E): Cpt Charles A. Phillips Massachusetts Light, 9th Battery: Cpt John Bigelow (w), Lt Richard S. Milton New York Light, 15th Battery: Cpt Patrick Hart (w), Lt Andrew R. McMahon Pennsylvania Light, Battery C and Battery F: Cpt James Thompson (w) |
| 2nd Volunteer Brigade   Cpt Elijah D. Taft | 1st Connecticut Heavy, Battery B: Cpt Albert F. Brooker 1st Connecticut Heavy, Battery M: Cpt Franklin A. Pratt Connecticut Light, 2nd Battery: Cpt John W. Sterling New York Light, 5th Battery: Cpt Elijah D. Taft |
| 3rd Volunteer Brigade   Cpt James F. Huntington | New Hampshire Light, 1st Battery: Cpt Frederick M. Edgell 1st Ohio Light, Battery H: Lt George W. Norton 1st Pennsylvania Light, Batteries F and G: Cpt R. Bruce Ricketts West Virginia Light, Battery C: Cpt Wallace Hill |
| 4th Volunteer Brigade   Cpt Robert H. Fitzhugh | Maine Light, 6th Battery (F): Lt Edwin B. Dow Maryland Light, Battery A: Cpt James H. Rigby New Jersey Light, 1st Battery: Lt Augustine N. Parsons 1st New York Light, Battery G: Cpt Nelson Ames 1st New York Light, Battery K: Cpt Robert H. Fitzhugh |
| Train Guard | 4th New Jersey Infantry (7 companies): Maj Charles Ewing |