Battle of Spotsylvania Court House order of battle: Union

The following Union Army units and commanders fought in the Battle of Spotsylvania Court House (May 8–21, 1864) of the American Civil War. The Confederate order of battle is listed separately. Order of battle compiled from the casualty returns and the reports.

Military rank

 * LTG = Lieutenant General
 * MG = Major General
 * BG = Brigadier General
 * Col = Colonel
 * Ltc = Lieutenant Colonel
 * Maj = Major
 * Cpt = Captain

Other

 * w = wounded
 * k = killed
 * c = captured

Forces operating against Richmond May 8–16, 1864
LTG Ulysses S. Grant, General-in-Chief, Union armies

Escort:
 * 5th United States Cavalry, Companies B, F and K

IX Corps
MG Ambrose E. Burnside


 * Chief of Staff: MG John G. Parke

Army of the Potomac
MG George G. Meade

General Staff:
 * Chief of Staff: MG Andrew A. Humphreys
 * Assistant Adjutant General: BG Seth Williams
 * Chief Quartermaster: BG Rufus Ingalls

General Headquarters:

Provost Guard: BG Marsena R. Patrick
 * 1st Massachusetts Cavalry, Companies C and D
 * 80th New York (20th Militia)
 * 3rd Pennsylvania Cavalry
 * 68th Pennsylvania
 * 114th Pennsylvania

Engineer Troops:
 * 50th New York Engineers
 * Battalion United States Engineers

Guards and Orderlies:
 * Independent Company Oneida (New York) Cavalry

II Corps
MG Winfield S. Hancock

Escort:
 * 1st Vermont Cavalry, Company M

V Corps
MG Gouverneur K. Warren

Provost Guard:
 * 12th New York Battalion

VI Corps
MG John Sedgwick (k) BG Horatio G. Wright Escort:
 * 8th Pennsylvania Cavalry, Company A

Cavalry Corps
MG Philip H. Sheridan

Escort:
 * 6th United States

Artillery
BG Henry J. Hunt

Forces operating against Richmond May 17–21, 1864
LTG Ulysses S. Grant, General-in-Chief, Union armies

Escort:
 * 5th United States Cavalry, Companies B, F and K

IX Corps
MG Ambrose E. Burnside


 * Chief of Staff: MG John G. Parke

Army of the Potomac
MG George G. Meade

General Staff:
 * Chief of Staff: MG Andrew A. Humphreys
 * Assistant Adjutant General: BG Seth Williams
 * Chief Quartermaster: BG Rufus Ingalls

General Headquarters:

Provost Guard: BG Marsena R. Patrick
 * 1st Massachusetts Cavalry, Companies C and D
 * 80th New York (20th Militia)
 * 3rd Pennsylvania Cavalry
 * 68th Pennsylvania
 * 114th Pennsylvania

Engineer Troops:
 * 50th New York Engineers
 * Battalion United States Engineers

Guards and Orderlies:
 * Independent Company Oneida (New York) Cavalry

II Corps
MG Winfield S. Hancock

Escort:
 * 1st Vermont Cavalry, Company M

V Corps
MG Gouverneur K. Warren

Provost Guard:
 * 12th New York Battalion

VI Corps
BG Horatio G. Wright Escort:
 * 8th Pennsylvania Cavalry, Company A