# Battle of Fredericksburg order of battle: Union

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

## Abbreviations used
### Military ranks

* MG = Major General
* BG = Brigadier General
* Col = Colonel
* Ltc = Lieutenant Colonel
* Maj = Major
* Cpt = Captain
* Lt = 1st Lieutenant

### Other

* w = wounded
* mw = mortally wounded
* k = killed

## Army of the Potomac

MG Ambrose Burnside, Commanding
* Chief of Staff: MG John Parke
* Chief of Artillery: BG Henry Jackson Hunt
* Inspector General: BG Delos B. Sackett

### General Headquarters units

Escort:
* Oneida (New York) Cavalry: Cpt Daniel P. Mann
* 1st U.S. Cavalry, Companies. BCH&I: Cpt Marcus A. Reno
* 4th U.S. Cavalry, Companies A and E: Cpt James B. McIntyre
Provost Guard: BG Marsena R. Patrick
* Sturgis (Illinois) Rifles: Cpt James Steel
* 22nd New Jersey
* 29th New Jersey
* 30th New Jersey
* 31st New Jersey
* 9th New York Infantry, Company G: Cpt Charles Child
* 93rd New York Infantry: Col John S. Crocker
* 147th New York
* 137th Pennsylvania
* 2nd U.S. Cavalry: Maj Charles J. Whiting
* 8th U.S. Infantry (5 companies): Cpt Royal T. Frank
Volunteer Engineer Brigade: BG Daniel Phineas Woodbury
* 15th New York Engineer Regiment: Col John M. Murphy
* 50th New York Engineer Regiment: Ltc William H. Pettes
* Battalion U.S. Engineers: Cpt James C. Duane
Artillery Reserve: Ltc William Hays
* 5th Battery, New York Light: Cpt Elijah D. Taft
* Battery A, 1st Battalion New York Light: Cpt Otto Diederichs
* Battery B, 1st Battalion New York Light: Cpt Adolph Voegelee
* Battery C, 1st Battalion New York Light: Lt Bernhard Wever
* Battery D, 1st Battalion New York Light: Cpt Charles Kusserow
* Battery K, 1st United States: Cpt William M. Graham
* Battery A, 2nd United States: Cpt John C. Tidball
* Battery G, 4th United States: Lt Marcus P. Miller
* Battery K, 5th United States: Lt David H. Kinzie
* 32nd Massachusetts Infantry, Company C: Cpt Josiah C. Fuller
Unattached Artillery: Maj Thomas S. Trumbull
* Battery B, 1st Connecticut Heavy: Cpt Albert F. Brooker
* Battery M, 1st Connecticut Heavy: Cpt Franklin A. Pratt

### Right Grand Division

MG Edwin Vose Sumner

#### II Corps

MG Darius N. Couch
| Division | Brigade | Regiments and Others |
| First Division   MG Winfield Scott Hancock | 1st Brigade   BG John C. Caldwell (w)   Col George W. Von Schack | 5th New Hampshire: Col Edward E. Cross (w), Maj Edward E. Sturtevant (k), Cpt James E. Larkin (w), Cpt Horace T. H. Pierce 7th New York: Col John E. Bendix (w), Lt. Col George W. von Schack, Cpt G. A. von Bransen 61st New York: Col Nelson A. Miles (w) 64th New York: Ltc Enos C. Brooks (w) 81st Pennsylvania: Col H. Boyd McKeen (w), Cpt William Wilson 145th Pennsylvania: Col Hiram L. Brown (w), Ltc David B. McCreary |
| First Division   MG Winfield Scott Hancock | 2nd Brigade   BG Thomas F. Meagher | 28th Massachusetts: Col Richard Byrnes 63rd New York: Ltc Richard C. Bentley (w), Maj Joseph O'Neill (w), Cpt Patrick J. Condon 69th New York: Col Robert Nugent (w), Cpt James Saunders 88th New York: Col Patrick Kelly 116th Pennsylvania: Col Dennis Heenan (w), Ltc St. Clair Augustine Mulholland (w), Lt Francis T. Quinlan |
| First Division   MG Winfield Scott Hancock | 3rd Brigade   Col Samuel K. Zook | 27th Connecticut: Col Richard S. Bostwick 2nd Delaware: Col William P. Bailey (w) 52nd New York: Col Paul Frank 57th New York: Ltc Alford B. Chapman (w), Maj N. Garrow Throop (mw), Cpt James W. Britt 66th New York: Ltc James H. Bull (k), Cpt Julius Wehle (k), Cpt John S. Hammell (w), Lt James G. Derrickson 53rd Pennsylvania: Col John R. Brooke |
| First Division   MG Winfield Scott Hancock | Artillery | Battery B, 1st New York Light: Cpt Rufus D. Pettit Battery C, 4th United States: Lt Evan Thomas |
| Second Division   MG Oliver O. Howard | 1st Brigade   BG Alfred Sully | 19th Maine: Col Frederick D. Sewall, Ltc Francis E. Heath 15th Massachusetts: Maj Chase Philbrick (w), Cpt John Murkland, Cpt Charles H. Watson 1st Company Massachusetts Sharpshooters: Cpt William Plumer 1st Minnesota: Col George N. Morgan Minnesota Sharpshooters, 2nd Company: Cpt William F. Russell 34th New York: Col James A. Sutter 82nd New York: Ltc James Huston |
| Second Division   MG Oliver O. Howard | 2nd Brigade   Col Joshua T. Owen | 69th Pennsylvania: Ltc Dennis O'Kane 71st Pennsylvania: Ltc John Markoe 72nd Pennsylvania: Col DeWitt C. Baxter 106th Pennsylvania: Col Turner G. Morehead |
| Second Division   MG Oliver O. Howard | 3rd Brigade   Col Norman J. Hall (w)   Col William R. Lee | 19th Massachusetts: Cpt H. G. O. Weymouth (w) 20th Massachusetts: Cpt George N. Macy 7th Michigan: Ltc Henry Baxter (w), Maj Thomas J. Hunt 42nd New York: Ltc George N. Bomford 59th New York: Ltc William Northedge 127th Pennsylvania: Col William W. Jennings |
| Second Division   MG Oliver O. Howard | Artillery | Battery A, 1st Rhode Island Light: Cpt William A. Arnold Battery B, 1st Rhode Island Light: Cpt John G. Hazard |
| Third Division   MG William H. French | 1st Brigade   BG Nathan Kimball (w)   Col John S. Mason | 14th Indiana: Maj Elijah H. C. Cavins 24th New Jersey: Col William B. Robertson 28th New Jersey: Col Moses N. Wisewell (w), Ltc E. A. L. Roberts 4th Ohio: Col John S. Mason, Ltc James H. Godman (w), Cpt Gordon A. Stewart 8th Ohio: Ltc Franklin Sawyer 7th West Virginia: Col Joseph Snider (w), Ltc Jonathan H. Lockwood |
| Third Division   MG William H. French | 2nd Brigade   Col Oliver H. Palmer | 14th Connecticut: Ltc Sanford H. Perkins (w), Cpt Samuel H. Davis 108th New York: Ltc Charles J. Powers 130th Pennsylvania: Col Henry I. Zinn (k), Cpt William M. Porter |
| Third Division   MG William H. French | 3rd Brigade   Col John W. Andrews   Ltc William Jameson   Ltc John W. Marshall | 1st Delaware: Maj Thomas A. Smyth 4th New York: Col John D. MacGregor (w), Ltc William Jameson, Maj Charles W. Kruger 10th New York: Col John E. Bendix (w), Cpt Salmon Winchester (mw), Cpt George F. Hopper 132nd Pennsylvania: Ltc Charles Albright |
| Third Division   MG William H. French | Artillery | Battery G, 1st New York Light: Cpt John D. Frank Battery G, 1st Rhode Island Light: Cpt Charles D. Owen |
| Corps Artillery Reserve   Cpt Charles H. Morgan | | Battery I, 1st United States: Lt Edmund Kirby Battery A, 4th United States: Lt Rufus King, Jr. |

#### IX Corps

BG Orlando B. Willcox
Escort
* 6th New York Cavalry, Company B: Cpt Hillman A. Hall
* 6th New York Cavalry, Company C: Cpt William L. Heermance
| Division | Brigade | Regiments and Others |
| First Division   BG William W. Burns | 1st Brigade   Col Orlando Poe | 2nd Michigan: Ltc Louis Dillman 17th Michigan: Col William H. Withington 20th Michigan: Col Adolphus W. Williams 79th New York: Ltc David Morrison |
| First Division   BG William W. Burns | 2nd Brigade   Col Benjamin C. Christ | 29th Massachusetts: Ltc Joseph H. Barnes 8th Michigan: Maj Ralph Ely 27th New Jersey: Col George W. Mindil 46th New York: Ltc Joseph P. Gerhardt 50th Pennsylvania: Ltc Thomas S. Brenholtz |
| First Division   BG William W. Burns | 3rd Brigade   Col Daniel Leasure | 36th Massachusetts: Col Henry Bowman 45th Pennsylvania: Col Thomas Welsh 100th Pennsylvania: Ltc David A. Leckey |
| First Division   BG William W. Burns | Artillery | Battery D, 1st New York Light: Cpt Thomas W. Osborn Batteries L and M, 3rd United States: Lt Horace J. Hayden |
| Second Division   BG Samuel D. Sturgis | 1st Brigade  BG James Nagle | 2nd Maryland: Col Thomas B. Allard 6th New Hampshire: Col Simon Goodell Griffin 9th New Hampshire: Ltc John W. Babbitt 48th Pennsylvania: Col Joshua K. Sigfried 7th Rhode Island: Col Zenas Bliss 12th Rhode Island: Col George H. Browne |
| Second Division   BG Samuel D. Sturgis | 2nd Brigade  BG Edward Ferrero | 21st Massachusetts: Col William S. Clark 35th Massachusetts: Maj Sidney Willard (mw), Cpt Stephen H. Andrews 11th New Hampshire: Col Walter Harriman 51st New York: Col Robert Brown Potter 51st Pennsylvania: Col John F. Hartranft |
| Second Division   BG Samuel D. Sturgis | Artillery | Battery L, 2nd New York Light: Cpt Jacob Roemer Battery D, Pennsylvania Light: Cpt George W. Durell Battery D, 1st Rhode Island Light: Cpt William W. Buckley Battery E, 4th United States: Lt George Dickenson (k), Lt John Egan |
| Third Division   BG George W. Getty | 1st Brigade   Col Rush C. Hawkins | 10th New Hampshire: Col Michael T. Donohoe 13th New Hampshire: Col Aaron Fletcher Stevens 25th New Jersey: Col Andrew Derrom 9th New York: Ltc Edgar A. Kimball 89th New York: Col Harrison S. Fairchild 103rd New York: Col Benjamin Ringold |
| Third Division   BG George W. Getty | 2nd Brigade   Col Edward Harland | 8th Connecticut: Maj John E. Ward, Cpt Henry M. Hoyt 11th Connecticut: Col Griffin Alexander Stedman, Jr. 15th Connecticut: Ltc Samuel Tolles 16th Connecticut: Cpt Charles L. Upham 21st Connecticut: Col Arthur H. Dutton 4th Rhode Island: Ltc Joseph B. Curtis (k), Maj Martin P. Buffum |
| Third Division   BG George W. Getty | Artillery | Battery E, 2nd United States: Lt Samuel N. Benjamin Battery A, 5th United States: Lt James Gilliss |

#### Cavalry Division

BG Alfred Pleasonton
| Brigade | Regiments |
| 1st Brigade   BG John F. Farnsworth | 8th Illinois Cavalry: Col William Gamble 3rd Indiana Cavalry: Maj George H. Chapman 8th New York Cavalry: Col Benjamin Franklin Davis |
| 2nd Brigade   Col David M. Gregg   Col Thomas Devin | 6th New York Cavalry: Col Thomas C. Devin, Ltc Duncan McVicar 8th Pennsylvania Cavalry: Ltc Amos E. Griffiths 6th United States Cavalry: Cpt George C. Cram |
| Horse Artillery | Battery M, 2nd United States: Lt Alexander C. M. Pennington, Jr. |

### Center Grand Division

MG Joseph Hooker

#### III Corps

BG George Stoneman
| Division | Brigade | Regiments and Others |
| First Division   BG David B. Birney | 1st Brigade   BG John C. Robinson | 20th Indiana: Col John Van Valkenburg 63rd Pennsylvania: Maj John A. Danks 68th Pennsylvania: Col Andrew H. Tippin 105th Pennsylvania: Col Amor A. McKnight 114th Pennsylvania: Col Charles H. T. Collis 141st Pennsylvania: Col Henry J. Madill |
| First Division   BG David B. Birney | 2nd Brigade   BG J. H. Hobart Ward | 3rd Maine: Col Moses B. Lakeman 4th Maine: Col Elijah Walker 38th New York: Ltc William Birney (w) 40th New York: Ltc Nelson A. Gesner (w) 55th New York: Col Régis de Trobriand 57th Pennsylvania: Col Charles T. Campbell (w), Ltc Peter Sides 99th Pennsylvania: Col Asher S. Leidy (w), Ltc Edwin Ruthwin Biles |
| First Division   BG David B. Birney | 3rd Brigade   BG Hiram G. Berry | 17th Maine: Col Thomas A. Roberts 3rd Michigan: Maj Moses B. Houghton 5th Michigan: Ltc John Gilluly (k), Maj Edward T. Sherlock 1st New York: Col J. Frederick Pierson 37th New York: Col Samuel B. Hayman 101st New York: Col George F. Chester |
| First Division   BG David B. Birney | Artillery   Cpt George E. Randolph | Battery E, 1st Rhode Island Light: Lt Pardon S. Jastram Batteries F and K, 3rd United States: Lt John G. Turnbull |
| Second Division   BG Daniel Sickles | 1st Brigade   BG Joseph B. Carr | 1st Massachusetts: Ltc Clark B. Baldwin, Col Napoleon B. McLaughlen 11th Massachusetts: Col William E. Blaisdell 16th Massachusetts: Col Thomas R. Tannatt 2nd New Hampshire: Col Gilman Marston 11th New Jersey: Col Robert McAllister 26th Pennsylvania: Ltc Benjamin C. Tilghman |
| Second Division   BG Daniel Sickles | 2nd Brigade   Col George B. Hall | 70th New York: Col J. Egbert Farnum 71st New York: Maj Thomas Rafferty 72nd New York: Col William O. Stevens 73rd New York: Col William R. Brewster 74th New York: Ltc William H. Lounsbury 120th New York: Col George H. Sharpe |
| Second Division   BG Daniel Sickles | 3rd Brigade   BG Joseph W. Revere | 5th New Jersey: Col William J. Sewell 6th New Jersey: Col George C. Burling 7th New Jersey: Col Louis R. Francine 8th New Jersey: Col Adolphus J. Johnson 2nd New York: Col Sidney W. Park 115th Pennsylvania: Ltc William A. Olmsted |
| Second Division   BG Daniel Sickles | Artillery   Cpt James E. Smith | Battery B, 1st New Jersey Light Artillery: Cpt A. Judson Clark 4th Battery, New York Light: Lt Joseph E. Nairn Battery H, 1st United States: Lt Justin E. Dimick Battery K, 4th United States: Lt Francis W. Seeley |
| Third Division   BG Amiel W. Whipple | 1st Brigade   BG Abram S. Piatt   Col Emlen Franklin | 86th New York: Ltc Bena J. Chapin 124th New York: Col Augustus van Horne Ellis 122nd Pennsylvania: Col Emlen Franklin |
| Third Division   BG Amiel W. Whipple | 2nd Brigade   Col Samuel S. Carroll | 12th New Hampshire: Col Joseph H. Potter 163rd New York: Maj James J. Byrne 84th Pennsylvania: Col Samuel M. Bowman 110th Pennsylvania: Ltc James Crowther |
| Third Division   BG Amiel W. Whipple | Artillery | 10th Battery, New York Light: Cpt John T. Bruen 11th Battery, New York Light: Cpt Albert A. Von Puttkammer Battery H, 1st Ohio Light: Lt George W. Norton |

#### V Corps

MG Daniel Butterfield
| Division | Brigade | Regiments and Others |
| First Division   BG Charles Griffin | 1st Brigade   Col James Barnes | 2nd Maine: Ltc George Varney (w), Maj Daniel F. Sargent Massachusetts Sharpshooters, 2nd Company: Cpt Lewis E. Wentworth 18th Massachusetts: Ltc Joseph Hayes 22nd Massachusetts: Ltc William S. Tilton 1st Michigan: Ltc Ira C. Abbott (w) 13th New York: Col Elisha Marshall (w), Ltc Francis A. Schoeffel 25th New York: Cpt Patrick Connelly 118th Pennsylvania: Ltc James Gwyn |
| First Division   BG Charles Griffin | 2nd Brigade   Col Jacob B. Sweitzer | 9th Massachusetts: Col Patrick Robert Guiney 32nd Massachusetts: Col Francis J. Parker 4th Michigan: Ltc George W. Lumbard 14th New York: Ltc Thomas M. Davies 62nd Pennsylvania: Ltc James C. Hull |
| First Division   BG Charles Griffin | 3rd Brigade   Col T.B.W. Stockton | 20th Maine: Col Adelbert Ames, Ltc Joshua L. Chamberlain Michigan Sharpshooters, Brady's Company: Lt Jonas H. Titus Jr. 16th Michigan: Ltc Norval E. Welch 12th New York: Ltc Robert M. Richardson 17th New York: Cpt John Vickers 44th New York: Ltc Freeman Conner (w), Maj Edward B. Knox 83rd Pennsylvania: Col Strong Vincent |
| First Division   BG Charles Griffin | Artillery | 3rd Massachusetts Light: Cpt Augustus Pearl Martin 5th Battery (E), Massachusetts Light: Cpt Charles A. Phillips Battery C, 1st Rhode Island Light: Cpt Richard Waterman Battery D, 5th United States: Lt Charles E. Hazlett |
| First Division   BG Charles Griffin | Sharpshooters | 1st United States: Ltc Casper Trepp |
| Second Division   MG George Sykes | 1st Brigade   Ltc Robert C. Buchanan | 3rd United States: Cpt John D. Wilkins 4th United States: Cpt Hiram Dryer 12th United States, 1st Battalion: Cpt Matthew M. Blunt 12th United States, 2nd Battalion: Cpt Thomas M. Anderson 14th United States, 1st Battalion: Cpt John D. O'Connell 14th United States, 2nd Battalion: Cpt Giles B. Overton |
| Second Division   MG George Sykes | 2nd Brigade   Maj George L. Andrews   Maj Charles S. Lovell | 1st United States and 2nd United States (battalion): Cpt Salem S. Marsh 6th United States: Cpt Levi C. Bootes 7th United States (battalion): Cpt David P. Hancock 10th United States: Cpt Henry E. Maynadier 11th United States: Cpt Charles S. Russell 17th and 19th United States (battalion): Cpt John P. Wales |
| Second Division   MG George Sykes | 3rd Brigade   BG Gouverneur K. Warren | 5th New York: Col Cleveland Winslow 140th New York: Col Patrick O'Rorke 146th New York: Col Kenner Garrard |
| Second Division   MG George Sykes | Artillery | Battery L, 1st Ohio Light: Lt Frederick Dorries Battery I, 5th United States: Lt Malbone F. Watson |
| Third Division   BG Andrew A. Humphreys | 1st Brigade   BG Erastus B. Tyler | 91st Pennsylvania: Col Edgar M. Gregory (w) 126th Pennsylvania: Col James G. Elder (w), Ltc David W. Rowe 129th Pennsylvania: Col Jacob G. Frick 134th Pennsylvania: Ltc Edward O'Brien |
| Third Division   BG Andrew A. Humphreys | 2nd Brigade   Col Peter H. Allabach | 123rd Pennsylvania: Col John B. Clark 131st Pennsylvania: Ltc William B. Shaut 133rd Pennsylvania: Col Franklin B. Speakman 155th Pennsylvania: Col Edward J. Allen |
| Third Division   BG Andrew A. Humphreys | Artillery | Battery C, 1st New York Light: Lt William H. Phillips Batteries E and G, 1st United States: Cpt Alanson Merwin Randol |
| Cavalry Brigade   BG William W. Averell | | 1st Massachusetts Cavalry: Col Horace B. Sargent 3rd Pennsylvania Cavalry: Ltc Edward S. Jones 4th Pennsylvania Cavalry: Col James K. Kerr 5th United States Cavalry: Cpt James E. Harrison |
| Artillery | | Batteries B and L, 2nd United States: Cpt James M. Robertson |

### Left Grand Division

MG William B. Franklin
Escort
* 6th Pennsylvania Cavalry: Col Richard H. Rush

#### I Corps

MG John F. Reynolds
Escort
* 1st Maine Cavalry, Company L: Cpt Constantine Taylor
| Division | Brigade | Regiments and Others |
| First Division   BG Abner Doubleday | 1st Brigade   Col Walter Phelps, Jr. | 22nd New York: Ltc John McKie, Jr. 24th New York: Ltc Samuel R. Beardsley 30th New York: Ltc Morgan H. Chrysler 84th New York: Ltc William H. de Bevoise 2nd U.S. Sharpshooters: Maj Homer R. Stoughton |
| First Division   BG Abner Doubleday | 2nd Brigade   Col James Gavin | 7th Indiana: Ltc John F. Cheek 76th New York: Col William P. Wainwright 95th New York: Col George H. Biddle 56th Pennsylvania: Ltc John William Hofmann |
| First Division   BG Abner Doubleday | 3rd Brigade   Col William F. Rogers | 21st New York: Cpt George N. Layton 23rd New York: Col Henry C. Hoffman 35th New York: Col Newton B. Lord 80th New York: Ltc Jacob B. Hardenbergh |
| First Division   BG Abner Doubleday | 4th Brigade   BG Solomon Meredith   Col Lysander Cutler | 19th Indiana: Ltc Samuel J. Williams 24th Michigan: Col Henry A. Morrow 2nd Wisconsin: Col Lucius Fairchild 6th Wisconsin: Col Lysander Cutler, Ltc Edward S. Bragg 7th Wisconsin: Col William W. Robinson |
| First Division   BG Abner Doubleday | Artillery   Cpt George A. Gerrish (w)   Cpt John A. Reynolds | 1st Battery, New Hampshire Light: Lt Frederick M. Edgell Battery L, 1st New York Light: Cpt John A. Reynolds Battery B, 4th United States: Lt James Stewart |
| Second Division   BG John Gibbon (w)   BG Nelson Taylor | 1st Brigade   Col Adrian R. Root | 16th Maine: Ltc Charles W. Tilden 94th New York: Maj John A. Kress 104th New York: Maj Gilbert G. Prey 105th New York: Maj Daniel A. Sharp (w), Cpt Abraham Moore 107th Pennsylvania: Col Thomas F. McCoy |
| Second Division   BG John Gibbon (w)   BG Nelson Taylor | 2nd Brigade   Col Peter Lyle | 12th Massachusetts: Col James L. Bates 26th New York: Ltc Gilbert S. Jennings (w), Maj Ezra F. Wetmore 90th Pennsylvania: Ltc William A. Leech 136th Pennsylvania: Col Thomas McKee Bayne |
| Second Division   BG John Gibbon (w)   BG Nelson Taylor | 3rd Brigade   BG Nelson Taylor   Col Samuel H. Leonard | 13th Massachusetts: Col Samuel H. Leonard, Ltc N. Walter Batchelder 83rd New York: Cpt John Hendrickson (w), Cpt Joseph A. Moesch (w), Lt Isaac E. Hoagland, Lt Henry P. Claire 97th New York: Col Charles Wheelock 11th Pennsylvania: Col Richard Coulter (w), Cpt Christian Kuhn 88th Pennsylvania: Maj David A. Griffith |
| Second Division   BG John Gibbon (w)   BG Nelson Taylor | Artillery   Cpt George F. Leppien | 2nd Battery, Maine Light: Cpt James A. Hall 5th Battery, Maine Light: Cpt George F. Leppien Battery C, Pennsylvania Light: Cpt James Thompson Battery F, 1st Pennsylvania Light: Lt R. Bruce Ricketts |
| Third Division   MG George Meade | 1st Brigade   Col William Sinclair (w)   Col William McCandless | 1st Pennsylvania Reserves: Cpt William C. Talley 2nd Pennsylvania Reserves: Col William McCandless, Cpt Timothy Mealey 6th Pennsylvania Reserves: Maj Wellington H. Ent 13th Pennsylvania Reserves (1st Rifles): Cpt Charles F. Taylor (w), Cpt Edward Irvin (w) 121st Pennsylvania: Col Chapman Biddle |
| Third Division   MG George Meade | 2nd Brigade   Col Albert L. Magilton | 3rd Pennsylvania Reserves: Col Horatio G. Sickel 4th Pennsylvania Reserves: Ltc Richard H. Woolworth 7th Pennsylvania Reserves: Col Henry C. Bolinger (w) 8th Pennsylvania Reserves: Maj Silas M. Baily 142nd Pennsylvania: Col Robert P. Cummins |
| Third Division   MG George Meade | 3rd Brigade   BG Conrad Feger Jackson (k)   Col Joseph W. Fisher   Ltc Robert Anderson | 5th Pennsylvania Reserves: Col Joseph W. Fisher, Ltc George Dare (w), Maj Frank Zentemeyer (mw) 9th Pennsylvania Reserves: Ltc Robert Anderson, Maj James M. Snodgrass 10th Pennsylvania Reserves: Maj James B. Knox 11th Pennsylvania Reserves: Ltc Samuel M. Jackson 12th Pennsylvania Reserves: Cpt Richard Gustin |
| Third Division   MG George Meade | Artillery | Battery A, 1st Pennsylvania Light: Lt John G. Simpson Battery B, 1st Pennsylvania Light: Cpt James H. Cooper Battery G, 1st Pennsylvania Light: Cpt Frank P. Amsden Battery C, 5th United States: Cpt Dunbar R. Ransom |

#### VI Corps

MG William F. Smith
Escort
* 10th New York Cavalry, Company L: Lt George Vanderbilt
* 6th Pennsylvania Cavalry, Company I: Cpt James Starr
* 6th Pennsylvania Cavalry, Company K: Cpt Frederick C. Newhall
| Division | Brigade | Regiments and Others |
| First Division   BG William T. H. Brooks | 1st Brigade   Col Alfred Thomas Torbert | 1st New Jersey: Ltc Mark W. Collet 2nd New Jersey: Col Samuel L. Buck 3rd New Jersey: Col Henry W. Brown 4th New Jersey: Col William B. Hatch (w), Ltc James N. Duffy 15th New Jersey: Ltc Edward L. Campbell 23rd New Jersey: Col Henry O. Ryerson |
| First Division   BG William T. H. Brooks | 2nd Brigade   Col Henry L. Cake | 5th Maine: Col Edward A. Scammon 16th New York: Col Joel J. Seaver 27th New York: Col Alexander D. Adams 121st New York: Col Emory Upton 96th Pennsylvania: Ltc Peter A. Filbert |
| First Division   BG William T. H. Brooks | 3rd Brigade   BG David Allen Russell | 18th New York: Col George R. Myers 31st New York: Ltc Leopold C. Newman 32nd New York: Col Francis E. Pinto 95th Pennsylvania: Ltc Elisha Hall |
| First Division   BG William T. H. Brooks | Artillery | Battery A, Maryland Light: Cpt John W. Wolcott 1st Battery (A), Massachusetts Light: Cpt William H. McCarthey Battery A, 1st New Jersey Light: Cpt William Hexamer Battery D, 2nd United States: Lt Edward B. Williston |
| Second Division   BG Albion P. Howe | 1st Brigade   BG Calvin E. Pratt | 6th Maine: Col Hiram Burnham 43rd New York: Col Benjamin F. Baker 49th Pennsylvania: Col William H. Irwin 119th Pennsylvania: Col Peter C. Ellmaker 5th Wisconsin: Col Amasa Cobb |
| Second Division   BG Albion P. Howe | 2nd Brigade   Col Henry Whiting | 26th New Jersey: Col Andrew J. Morrison 2nd Vermont: Ltc Charles H. Joyce 3rd Vermont: Col Breed N. Hyde 4th Vermont: Col Charles B. Stoughton 5th Vermont: Col Lewis A. Grant 6th Vermont: Col Nathan Lord, Jr. |
| Second Division   BG Albion P. Howe | 3rd Brigade   BG Francis L. Vinton (w)   Col Robert F. Taylor   BG Thomas H. Neill | 21st New Jersey: Col Gilliam Van Houten 20th New York: Col Ernst von Vegesack 33rd New York: Col Robert F. Taylor 49th New York: Col Daniel D. Bidwell 77th New York: Ltc Winsor B. French |
| Second Division   BG Albion P. Howe | Artillery | Battery B, Maryland Light: Cpt Alonzo Snow 1st Battery, New York Light: Cpt Andrew Cowan 3rd Battery, New York Light: Lt William A. Harn Battery F, 5th United States: Lt Leonard Martin |
| Third Division   BG John Newton | 1st Brigade   BG John Cochrane | 65th New York: Col Alexander Shaler 67th New York: Col Nelson Cross 122nd New York: Col Silas Titus 23rd Pennsylvania: Maj John F. Glenn 61st Pennsylvania: Col George C. Spear 82nd Pennsylvania: Col David H. Williams |
| Third Division   BG John Newton | 2nd Brigade   BG Charles Devens | 7th Massachusetts: Ltc Franklin P. Harlow 10th Massachusetts: Col Henry L. Eustis 37th Massachusetts: Col Oliver Edwards 36th New York: Col William H. Browne 2nd Rhode Island: Col Frank Wheaton, Ltc Nelson Viall |
| Third Division   BG John Newton | 3rd Brigade   Col Thomas A. Rowley   BG Frank Wheaton | 62nd New York: Maj Wilson Hubbell 93rd Pennsylvania: Maj John M. Mark 98th Pennsylvania: Ltc Adolph Mehler 102nd Pennsylvania: Ltc Joseph M. Kinkead 139th Pennsylvania: Ltc James D. Owens |
| Third Division   BG John Newton | Artillery | Battery C, 1st Pennsylvania Light: Cpt Jeremiah McCarthy Battery D, 1st Pennsylvania Light: Cpt Michael Hall Battery G, 2nd United States: Lt John H. Butler |
| Cavalry Brigade   BG George D. Bayard (k)   Col David McM. Gregg | | District of Columbia Cavalry, Independent Company: Lt William H. Orton [Orten?] 1st Maine Cavalry: Ltc Calvin S. Douty 1st New Jersey Cavalry: Ltc Joseph Kargé 2nd New York Cavalry: Maj Henry E. Davies 10th New York Cavalry: Ltc William Irvine 1st Pennsylvania Cavalry: Col Owen Jones |
| Artillery | | Battery C, 3rd United States: Cpt Horatio G. Gibson |

### Reserve Grand Division

Further information:
* National Park Service: Fredericksburg & Spotsylvania National Military Park (Fredericksburg Union order of battle: Reserve Grand Division).
* Official Records, Series I, Volume XXI, Part 1, pages 935-938.

#### XI Corps

BG Julius Stahel
| Division | Brigade | Regiments and Others |
| First Division   BG Nathaniel C. McLean | 1st Brigade   Col Leopold Von Gilsa | 8th New York: Col Felix Salm-Salm 41st New York: Ltc Ernst Von Holmstedt 45th New York: Ltc George von Amsberg 54th New York: Cpt Charles Wahle 153rd Pennsylvania: Col Charles Glanz |
| First Division   BG Nathaniel C. McLean | 2nd Brigade   BG Nathaniel C. McLean | 17th Connecticut: Col William H. Noble 25th Ohio: Col William P. Richardson 55th Ohio: Col John C. Lee 75th Ohio: Ltc Robert A. Constable 107th Ohio: Col Seraphim Meyer |
| First Division   BG Nathaniel C. McLean | Cavalry Brigade   Col Luigi Palma Di Cesnola | Connecticut Cavalry, 1st Battalion: Cpt Charles Farnsworth 4th New York Cavalry: Maj Alfred W. Taylor, 9th New York Cavalry: Maj Edgar A. Kimball 6th Ohio Cavalry: Cpt J. H. Cryer |
| First Division   BG Nathaniel C. McLean | Artillery   Cpt William L. De Beck | 2nd New York Battery: Cpt Louis Schirmer 13th New York Battery: Cpt Julius Dieckmann 1st Ohio, Company K: Cpt William L. De Beck |
| Second Division   BG Adolph Von Steinwehr | 1st Brigade   Col Adolphus Buschbeck | 29th New York: Maj U. Gullman 154th New York: Col Patrick H. Jones 27th Pennsylvania: Ltc Lorenz Cantador 73rd Pennsylvania: Col Gustavus A. Muhleck |
| Second Division   BG Adolph Von Steinwehr | 2nd Brigade   Col Orland Smith | 33rd Massachusetts: Col Albert C. Maggi 134th New York: Col Charles R. Coster 136th New York: Ltc Lester B. Faulkner 73rd Ohio: Ltc Richard Long |
| Second Division   BG Adolph Von Steinwehr | Artillery | 1st New York, Battery I: Cpt M. Wiedrich 12th Ohio Battery: Cpt Aaron C. Johnson |
| Third Division   BG Carl Schurz | 1st Brigade   Col Alexander Schimmelfennig | 82nd Illinois: Col Friedrich Hecker 68th New York: Maj C. Von Wedell 157th New York: Col Philip P. Brown, Jr. 61st Ohio: Col Stephen J. McGroarty 74th Pennsylvania: Maj A. Von Hartung 1st Ohio Light Artillery, Battery I: Cpt Hubert Dilger |
| Third Division   BG Carl Schurz | 2nd Brigade   Col Włodzimierz Krzyżanowski | 58th New York: Ltc Frederick Gellman 119th New York: Col Elias Peissner 75th Pennsylvania: Col Francis Mahler 26th Wisconsin: Col William H. Jacobs 1st West Virginia Artillery, Battery C: Cpt Wallace Hill |
| Unattached | | 1st Indiana Cavalry (two companies): Cpt Theodore Majtheny 82nd Ohio: Ltc David Thompson 17th Pennsylvania Cavalry: Col Josiah H. Kellogg 3rd West Virginia Cavalry (2 companies): Cpt S. B. Conger |

#### XII Corps

MG Henry Warner Slocum
Escort
* 12th Illinois Cavalry, Company A: Cpt P. E. Fisher
| Division | Brigade | Regiments and Others |
| First Division   BG Alpheus S. Williams | 1st Brigade   Col Joseph F. Knipe | 5th Connecticut: Col George D. Chapman 10th Maine: Col George Lafayette Beal 28th New York: Ltc E. W. Cook 46th Pennsylvania: Ltc James L. Selfridge 128th Pennsylvania: Col Joseph A. Mathews |
| First Division   BG Alpheus S. Williams | 2nd Brigade   BG Thomas L. Kane | 20th Connecticut: Col Samuel Ross 123rd New York: Col Archibald L. McDougall 124th Pennsylvania: Col Joseph W. Hawley 125th Pennsylvania: Col Jacob C. Higgins |
| First Division   BG Alpheus S. Williams | 3rd Brigade   BG John K. Murphy | 27th Indiana: Col Silas Colgrove 2nd Massachusetts: Maj Charles R. Mudge 13th New Jersey: Col Ezra A. Carman 107th New York: Col Alexander S. Diven 29th Pennsylvania: Maj Michael Scott 3rd Wisconsin: Ltc William Hawley |
| First Division   BG Alpheus S. Williams | Artillery   Cpt Robert H. Fitzugh | 1st New York, Battery K: Ltc E. L. Bailey 1st New York, Battery M: Ltc C. E. Winegar 4th United States, Battery F: Ltc E. D. Muhlenberg |
| First Division   BG Alpheus S. Williams | Cavalry | 1st Maine Cavalry, Company H: Cpt George S. Summat 1st Michigan Cavalry, Company L: Cpt Melvin Brewer |
| Second Division   BG John W. Geary | 1st Brigade   BG Charles Candy | 5th Ohio: Col John H. Patrick 7th Ohio: Col William R. Creigton 29th Ohio: Col Lewis P. Buckley 66th Ohio: Ltc Eugene Powell 28th Pennsylvania: Cpt Joseph B. Copeland 147th Pennsylvania: Ltc Ario Pardee, Jr. 12th Illinois Cavalry: Col Hasbrouck Davis 1st Maryland Cavalry (3 companies): Cpt J. H. Cook |
| Second Division   BG John W. Geary | 2nd Brigade   Col Joseph M. Sudsburg | 3rd Maryland: Ltc Gilbert P. Robinson 60th New York: Ltc John C. O. Redington 145th New York: Maj Roswell L. Van Wagenen |
| Second Division   BG John W. Geary | 3rd Brigade   BG George S. Greene | 78th New York: Maj H. C. Blanchard 102nd New York: Ltc James C. Lane 137th New York: Col David Ireland 149th New York: Maj Abel G. Cook 109th Pennsylvania: Col Henry J. Stainrook 111th Pennsylvania: Ltc George A. Cobham, Jr. |
| Second Division   BG John W. Geary | Artillery   Maj L. Kieffer | 6th Maine Battery: Lt Edwin B. Dow Pennsylvania Battery E: Cpt J. M. Knap Pennsylvania Battery F: Cpt R. B. Hampton |
| Second Division   BG John W. Geary | Cavalry | 1st Maine Cavalry, Company M: Cpt G. M. Brown |