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.
Army of the Potomac.
MG Ambrose Burnside, Commanding
General Headquarters units.
Escort:
Provost Guard: BG Marsena R. Patrick
Volunteer Engineer Brigade: BG Daniel Phineas Woodbury
Artillery Reserve: Ltc William Hays
Unattached Artillery: Maj Thomas S. Trumbull
Right Grand Division.
MG Edwin Vose Sumner
II Corps.
MG Darius N. Couch
IX Corps.
BG Orlando B. Willcox
Escort
Cavalry Division.
BG Alfred Pleasonton
Center Grand Division.
MG Joseph Hooker
III Corps.
BG George Stoneman
V Corps.
MG Daniel Butterfield
Left Grand Division.
MG William B. Franklin
Escort
I Corps.
MG John F. Reynolds
Escort
VI Corps.
MG William F. Smith
Escort
Reserve Grand Division.
"Further information":
XI Corps.
BG Julius Stahel
XII Corps.
MG Henry Warner Slocum
Escort