Battle of Monocacy order of battle: Union

The following Union Army units and commanders fought in the Battle of Monocacy of the American Civil War. The Confederate order of battle is shown separately.

Military rank

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

Other

 * w = wounded

VIII Corps (detachment)
MG Lewis Wallace