The following Union Army units and commanders fought in the Battle of Perryville of the American Civil War. Order of battle compiled from the army organization[1][2] during the battle and return of casualties.[3] The Confederate order of battle is listed separately.
- ^ Official Records, Series I, Volume XVI, Part 2, pages 591-596.
- ^ Multiple commander names indicate command succession of command during the battle or the campaign.
- ^ Official Records, Series I, Volume XVI, Part 1, pages 1033-1036.