Fredericksburg & Spotsylvania National Military Park - Order of Battle Chancellorsville Union 6th Corps (U.S. National Park Service)

Sixth Army Corps:
Major General John Sedgwick

Chief of Artillery:
Colonel Charles Tompkins

Headquarters Escort:
Major Hugh Janeway

1st New Jersey Cavalry, Company L: Lieut. Voorhees Dye
1st Pennsylvania Cavalry, Company H: Capt. William S. Craft

FIRST DIVISION.
Brigadier General William T.H. Brooks

Sixth Corps Provost:

4th New Jersey Infantry (3 Companies) A, C, and H: Capt. Charles Ewing

First Brigade:
(1.) Colonel Henry Brown (w)
(2.) Colonel Samuel Buck (w)
(3.) Colonel William Penrose

1st New Jersey:
       Col. Mark W. Collet (k)
       Lieut. Col. William Henry, Jr
2nd New Jersey:
       Col. Samuel L. Buck
       Lieut. Col. Charles Wiebecke
3rd New Jersey: Maj. J. W. H. Stickney
15th New Jersey:
       Col. William H. Penrose
       Lieut. Col. Edward L. Campbell
23rd New Jersey: Col. E. Burd Grubb

Second Brigade:
Brigadier General Joseph Bartlett

5th Maine: Col. Clark S. Edwards
16th New York: Col. Joel J. Seaver
27th New York: Col. Alexander D. Adams
121st New York: Col. Emory Upton
96th Pennsylvania: Maj. William H. Lessig

Third Brigade:
Brigadier General David Russell

18th New York: Col. George R. Myers
32d New York: Col. Francis E. Pinto
49th Pennsylvania: Lieut. Col. Thomas M. Hulings
95th Pennsylvania:
       Col. Gustavus W. Town (k)
       Lieut. Col. Elisha Hall (k)
       Capt. Theodore H. McCalla
119th Pennsylvania: Col. Peter C. Ellmaker

Divisional Artillery:
Major John Tompkins

Massachusetts Light Artillery, Battery A: Capt. William H. McCartney
New Jersey Light Artillery, Battery A: Lieut. Augustin N. Parsons
Maryland Light Artillery, Battery A: Capt. James H. Rigby
2nd United States Artillery, Battery D: Lieut. Edward B. Williston

Second Division:
Brigadier General Albion Howe

Second Brigade:
Colonel Lewis Grant

2nd Vermont: Col. James H. Walbridge
3rd Vermont:
       Col. Thomas O. Seaver
      Lieut. Col. Samuel E. Pingree
4th Vermont: Col. Charles B. Stoughton
5th Vermont, Lieut. Col. John R. Lewis
6th Vermont: Col. Elisha L. Barney
26th New Jersey:
       Col. Andrew J. Morrison.
       Lieut. Col. Edward Martindale

Third Brigade:
Brigadier General Thomas Neill

7th Maine: Lieut. Col. Selden Connor
21st New Jersey:
Col. Gilliam Van Houten (mw)
Lieut. Col. Isaac S. Mettler
20th New York: Col. Ernst von Vegesack (w)
33rd New York: Col. Robert F. Taylor
49th New York: Col. Daniel B. Bidwell
77th New York: Lieut. Col. Winsor B. French

Divisional Artillery:
Major J. Watts de Peyster

1st New York Independent Light: Capt. Andrew Cowan
5th United States Artillery, Battery F: Lieut. Leonard Martin

Third Division:
Major General John Newton

First Brigade:
Colonel Alexander Shaler

65th New York: Lieut. Col. Joseph E. Hamblin
67th New York: Col. Nelson Cross
122nd New York: Col. Silas Titus
23rd Pennsylvania: Col. John Ely
82nd Pennsylvania: Maj. Isaac C. Bassett

Second Brigade:
(1.) Colonel William Browne (w)
(2.) Colonel Henry Eustis

7th Massachusetts:
Col. Thomas D. Johns (w)
Lieut. Col. Franklin P. Harlow
10th Massachusetts: Lieut. Col. Joseph B. Parsons
37th Massachusetts: Col. Oliver Edwards
36th New York: Lieut. Col. James J. Walsh
2nd Rhode Island: Col. Horatio Rogers, Jr

Third Brigade:
Brigadier General Frank Wheaton

62nd New York: Lieut. Col. Theodore Hamilton (w)
93rd Pennsylvania: Capt. John S. Long
98th Pennsylvania:
Col. John F. Ballier (w)
Lieut Col. George Wynkoop
102nd Pennsylvania, Col. Joseph M. Kinkead
139th Pennsylvania, Col. Frederick H. Collier

Divisional Artillery:
Captain Jeremiah McCarthy

1st Pennsylvania Light Artillery, Batteries C and D: Capt. Jeremiah McCarthy
2nd United States Artillery, Battery G: Lieut. John H. Butler

Light Division:
Colonel Hiram Burnham

6th Maine: Lieut. Col. Benjamin F. Harris
31st New York: Col. Frank Jones
43rd New York: Col. Benjamin F. Baker
61st Pennsylvania:
Col. George C. Spear (k)
Maj. George W. Dawson
5th Wisconsin: Col. Thomas S. Allen
3rd New York Independent Light Artillery: Lieut. William A. Harn

Orders of Battle Page.