Fredericksburg Union order of battle

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.

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

General Headquarters units
Escort:
 * Oneida (New York) Cavalry: Cpt Daniel P. Mann
 * 1st U.S. Cavalry (detachment): Cpt Marcus A. Reno
 * 4th U.S. Cavalry, Companies A and E: Cpt James B. McIntyre

Provost Guard:

BG Marsena R. Patrick
 * McClellan (Illinois) Dragoons, Company A: Cpt George W. Shears
 * McClellan (Illinois) Dragoons, Company B: Cpt David C. Brown
 * 9th New York Infantry, Company G: Cpt Charles Child
 * 93rd New York Infantry: Col John S. Crocker
 * 2nd U.S. Cavalry: Maj Charles J. Whiting
 * 8th U.S. Infantry: Cpt Royal T. Frank

Inspector General:

BG Delos B. Sackett

Volunteer Engineer Brigade:

BG Daniel Phineas Woodbury
 * 15th New York: Maj James A. Magruder
 * 50th New York: Maj Ira Spaulding
 * Battalion U.S. Engineers: Lt Charles E. Cross

Artillery:

BG Henry Jackson Hunt

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

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

Cavalry Division
BG Alfred Pleasonton

Center Grand Division
MG Joseph Hooker

III Corps
BG George Stoneman

V Corps
BG Daniel Butterfield

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

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

Reserve Grand Division
Further information:


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