Gettysburg Union order of battle

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 command succession of command during the three-day battle (July 13, 1863). Order of battle compiled from the army organization during the battle,[1] the casualty returns[2] and the reports.[3]

Abbreviations used

Military rank

Other

Army of the Potomac

MG George G. Meade, Commanding

General Staff and Headquarters


General Staff:


General Headquarters:


Command of the Provost Marshal General: BG Marsena R. Patrick [4]


Guards and Orderlies:


Engineer Brigade: BG Henry W. Benham [6]

I Corps

MG John F. Reynolds (k) [7]
MG Abner Doubleday [8]
MG John Newton
General Headquarters:

Division Brigade Regiments and Others

First Division


     BG James S. Wadsworth

1st Brigade


   BG Solomon Meredith (w)
   Col William W. Robinson

2nd Brigade


   BG Lysander Cutler

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

2nd Brigade


   BG Henry Baxter

Third Division


     MG Abner Doubleday
     BG Thomas A. Rowley
     MG Abner Doubleday

1st Brigade


   Col Chapman Biddle
   BG Thomas A. Rowley (w)
   Col Chapman Biddle (w)

2nd Brigade


   Col Roy Stone (w)
   Col Langhorne Wister (w)
   Col Edmund L. Dana

3rd Brigade [11]


   BG George J. Stannard (w)
   Col Francis V. Randall

Artillery Brigade


   Col Charles S. Wainwright

II Corps

MG Winfield S. Hancock[12] (w)
BG John Gibbon
BG William Hays
General Headquarters:

Division Brigade Regiments and Others

First Division


     BG John C. Caldwell

1st Brigade


   Col Edward E. Cross (mw)
   Col H. Boyd McKeen

2nd Brigade


   Col Patrick Kelly

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
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
  • 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

2nd Brigade


   BG Alexander S. Webb (w)

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 J. Revere (mw), Ltc George N. Macy (w), Cpt Henry L. Abbott
  • 7th Michigan: Ltc Amos E. Steele (k), Jr, Maj Sylvanus W. Curtis
  • 42nd New York: Col James E. Mallon
  • 59th New York (4 companies): Ltc Max A. Thoman (mw), Cpt William McFadden
unattached

Third Division


     BG Alexander Hays

1st Brigade


   Col Samuel S. Carroll

2nd Brigade


   Col Thomas A. Smyth (w)
   Ltc Francis E. Pierce

3rd Brigade


   Col George L. Willard (k)
   Col Eliakim Sherrill [18]
   Ltc James M. Bull
   Col Clinton D. MacDougall (w)
   Col Eliakim Sherrill (mw, July 3)

Artillery Brigade


   Cpt John G. Hazard

III Corps

MG Daniel E. Sickles (w)
MG David B. Birney

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 [20]
   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 [21]
  • 141st Pennsylvania: Col Henry J. Madill, Maj Israel P. Spaulding (mw&c)
2nd Brigade


   BG J. H. Hobart Ward
   Col Hiram Berdan

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, 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 [23]


   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)
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
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

V Corps

MG George Sykes

General Headquarters:

Division Brigade Regiments and Others

First Division


     BG James Barnes (w)

1st Brigade


   Col William S. Tilton

2nd Brigade


   Col Jacob B. Sweitzer

3rd Brigade


   Col Strong Vincent (mw)
   Col James C. Rice

Second Division


     BG Romeyn B. Ayres

1st Brigade


   Col Hannibal Day

2nd Brigade


   Col Sidney Burbank

3rd Brigade


   BG Stephen H. Weed (k)
   Col Kenner Garrard

Third Division [26]


     BG Samuel W. Crawford

1st Brigade


   Col William McCandless

3rd Brigade


   Col Joseph W. Fisher

Artillery Brigade


   Cpt Augustus P. Martin

VI Corps

MG John Sedgwick

General Headquarters:

Division Brigade Regiments and Others

First Division


     BG Horatio G. Wright

1st Brigade


   BG Alfred T. A. Torbert

2nd Brigade


   BG Joseph J. Bartlett [27]
   Col Emory Upton [28]

  • 5th Maine: Col Clark S. Edwards
  • 121st New York: Col Emory Upton
  • 95th Pennsylvania: Ltc Edward Carroll
  • 96th Pennsylvania: Maj William H. Lessig
3rd Brigade


   BG David A. Russell

Provost Guard

Second Division [29]


     BG Albion P. Howe

2nd Brigade


   Col Lewis A. Grant

3rd Brigade


   BG Thomas H. Neill

Third Division


     MG John Newton
     BG Frank Wheaton

1st Brigade


   BG Alexander Shaler

2nd Brigade


   Col Henry L. Eustis

3rd Brigade [30]


   BG Frank Wheaton
   Col David J. Nevin

Artillery Brigade


   Col Charles H. Tompkins

XI Corps

MG Oliver O. Howard [31]
MG Carl Schurz

General Headquarters:

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 Detlev von Einsiedel
  • 54th New York: Maj Stephen Kovacs (c), Lt Ernst Both
  • 68th New York: Col Gotthilf Bourry
  • 153rd Pennsylvania: Maj John F. Frueauff
2nd Brigade


   BG Adelbert Ames
   Col Andrew L. Harris

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
2nd Brigade


   Col Orland Smith

Third Division


     MG Carl Schurz
     BG Alexander Schimmelfennig
     MG Carl Schurz

1st Brigade


   BG Alexander Schimmelfennig
   Col George von Amsberg

2nd Brigade


   Col Wladimir Krzyzanowski

  • 58th New York: Ltc August Otto, Cpt Emil Koenig
  • 119th New York: Col John T. Lockman (w), Ltc Edward F. Lloyd, Maj Benjamin A. Willis
  • 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

XII Corps

MG Henry W. Slocum [32]
BG Alpheus S. Williams

Provost Guard:

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
3rd Brigade


   BG Thomas H. Ruger
   Col Silas Colgrove

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 Flynn
  • 147th Pennsylvania (8 companies): Ltc Ario Pardee, Jr., Maj George Harney
2nd Brigade


   Col George A. Cobham, Jr.
   BG Thomas L. Kane [33]
  

  • 29th Pennsylvania: Col William Rickards, Jr., Ltc Samuel M. Zulick
  • 109th Pennsylvania: Cpt Frederick L. Gimber
  • 111th Pennsylvania: Ltc Thomas M. Walker, Col George A. Cobham, Jr. Ltc Thomas M. Walker
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), Cpt Lewis R. Stegman
  • 137th New York: Col David Ireland, Ltc Robert S. Van Vorhees
  • 149th New York: Col Henry A. Barnum (w), Ltc Charles B. Randall (w)
Reporting directly Lockwood's Brigade [34]


   BG Henry H. Lockwood

Artillery Brigade


   Lt Edward D. Muhlenberg

Cavalry Corps

MG Alfred Pleasonton

Headquarter Guards:

Division Brigade Regiments and Others

First Division


     BG John Buford

1st Brigade


   Col William Gamble

2nd Brigade


   Col Thomas Devin

  • 6th New York (6 companies): Maj William E. Beardsley
  • 9th New York: Col William Sackett
  • 17th Pennsylvania: Col Josiah H. Kellogg
  • 3rd West Virginia, Companies A and C: Cpt Seymour B. Conger
Reserve Brigade


   BG Wesley Merritt

Second Division [35]


     BG David McMurtrie Gregg

1st Brigade


   Col John B. McIntosh

3rd Brigade


   Col John Irvin Gregg

  • 1st Maine (10 companies): Ltc Charles H. Smith
  • 10th New York: Maj Mathew Henry Avery
  • 4th Pennsylvania: Ltc William E. Doster
  • 16th Pennsylvania: Ltc John K. Robison

Third Division


     BG Judson Kilpatrick

1st Brigade


   BG Elon J. Farnsworth (k)
   Col Nathaniel P. Richmond

2nd Brigade


   BG George A. Custer

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
2nd Brigade [38]


   Cpt John C. Tidball

Artillery Reserve

BG Robert O. Tyler
Cpt James M. Robertson

Headquarter Guard:

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 [39]
  • 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, Batteries C and F: Cpt James Thompson (w)
2nd Volunteer Brigade


   Cpt Elijah D. Taft

  • 1st Connecticut Heavy, Battery B: Cpt Albert F. Brooker [40]
  • 1st Connecticut Heavy, Battery M: Cpt Franklin A. Pratt [40]
  • Connecticut Light, 2nd Battery: Cpt John W. Sterling
  • New York Light, 5th Battery: Cpt Elijah D. Taft
3rd Volunteer Brigade


   Cpt James F. Huntington

4th Volunteer Brigade


   Cpt Robert H. Fitzhugh

Train Guard

Notes

  1. Official Records, Series I, Volume XXVII, Part 1, pages 155-168; Gettysburg National Military Park-Army of the Potomac
  2. Official Records, Series I, Volume XXVII, Part 1, pages 173-187
  3. Official Records, Series I, Volume XXVII, Part 1, pages 5-14
  4. 93rd New York and 8th United States not engaged
  5. detachments from 1st, 2nd, 5th, and 6th Regiments
  6. not engaged. With the exception of the regular battalion, it was July 1, and while at Beaver Dam Creek (Maryland), ordered to Washington D.C. , where it arrived July 3.
  7. Major General Reynolds, was killed July 1, while in command of the left wing of the army (I, III, and XI Corps and First Division, Cavalry Corps)
  8. Major General Doubleday commanded the Corps July 1, and Major General Newton, who was assigned to that command on the 1st , superseded him July 2
  9. transferred, in afternoon of July 1, to the First Brigade
  10. temporarily transferred to the First Brigade
  11. arrived on the evening of July 1 and did not take part on the first day of the battle ; 12th Vermont and 15th Vermont were detached as train guard
  12. After the death of General Reynolds, General Hancock was assigned to the command of all troops on the field of battle , relieving General Howard, who had succeeded General Reynolds. General Gibbon, of the Second Division, assumed command of the corps. These assignments terminated on the evening of July 1. Similar changes in commanders occurred during the battle of the 2nd, when General Hancock was put in command of the Third Corps in addition to that of his own. He was wounded on the 3rd, and Brigadier General William Hays was assigned to the command of the corps.
  13. under the command of General Patrick (Provost Marshal General of the Army) during the battle
  14. Col McKeen was placed in temporary command of the 148th Pennsylvania Infantry because Colonel James Addams Beaver was ill. Col Edward E. Cross believed that Ltc McFarlane was too inexperienced to lead the regiment.
  15. 2nd Company Minnesota Sharpshooters attached
  16. arrested by Hancock on July 2; restored on July 4
  17. served as Provost Guard during the battle
  18. arrested by Hancock; released July 3 upon application by Hays and MacDougall
  19. Transferred from Artillery Reserve, July 1; 14th New York Battery attached
  20. relieved on July 3
  21. also commanded 141st Pennsylvania
  22. Cpt Fritz commanded the regiment after Maj Moore was wounded; Maj Moore returned to command on July 3
  23. The 84th Pennsylvania guarded the corps trains, and was not engaged in the battle.
  24. on picket duty on July 2; rejoined brigade after the fighting of the second day of the battle had ceased
  25. Brady's Company Michigan Sharpshooters attached
  26. joined corps June 28. The Second Brigade left in the Department of Washington
  27. Also in command of the Third Brigade, Third Division, on July 3,
  28. Upton commanded the Brigade for part of time on July 1
  29. no First Brigade in division
  30. The 102nd Pennsylvania Infantry guarded the wagon trains at Westminster, and was not engaged in the battle. However, a detachment of 103 men commanded by Lt Robert W. Lyon was sent as a guard with a supply train and placed on defensive line north of Round Top.
  31. During the interval between the death of General Reynolds and the arrival of General Hancock on the afternoon of July 1, all the troops on the field of battle were commanded by General Howard, General Schurz taking command of the Eleventh Corps, and General Schimmelfennig of the Third Division
  32. Exercised command of the right wing of the army during a part of the battle. But see Slocum to Meade, December 30, 1863 and Meade to Slocum, February 25, 1864
  33. Kane returned to the army at Gettysburg on July 2, but he had to share command with Cobham on account of sickness
  34. Unassigned during progress of battle; afterward attached to First Division, as Second Brigade. The command theretofore known as the Second Brigade had previously been consolidated with the First Brigade
  35. The Second Brigade (2nd and 4th New York, 6th Ohio and 8th Pennsylvania) under Colonel Pennock Huey was at Westminster, and not engaged in the battle
  36. Served with VI Corps, and on the right flank.
  37. Served as light artillery.
  38. Battery C, 3rd United States was with the Second Brigade, Second Division and not engaged in the Battle
  39. 10th New York Battery attached
  40. 1 2 not engaged
  41. 11th New York Battery attached

References

External links

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