Second Battle of Bull Run order of battle: Union

The following Union Army units and commanders fought in the Second Battle of Bull Run, also known as the Second Battle of Manassas, of the American Civil War. The Confederate order of battle is listed separately. Order of battle compiled from the army organization during the battle, the casualty returns and the reports.

Abbreviations used

Military rank

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

Other

• w = wounded
• mw = mortally wounded
• k = killed
• c = captured

Union forces

Army of Virginia

MG John Pope

Chief of Staff: Col George D. Ruggles
Chief of Artillery: Cpt Alexander Piper
Chief of Cavalry: BG Washington L. Elliott (w)

Headquarters Escort:

• 1st Ohio Cavalry, Companies A and C

I Corps

MG Franz Sigel (w)

Chief of Artillery: Cpt Ulric Dahlgren

Headquarters Escort:

• 1st Indiana Cavalry, Companies I and K

II Corps

III Corps

MG Irvin McDowell

Chief of Staff: Col Edmund Schriver
Chief of Artillery: Maj Davis Tillson

Headquarters Troops:

• Maine Light Artillery, 3rd Battery (Pontonniers): Cpt James G. Swett
• 13th Pennsylvania Reserves (1st Rifles), Companies C, G, H and I: Ltc Thomas L. Kane

Reserve Corps

BG Samuel D. Sturgis

Army of the Potomac

The following Corps from the Army of the Potomac were attached to the Army of Virginia.

III Corps

MG Samuel P. Heintzelman

V Corps

MG Fitz John Porter

Chief of Staff: Ltc Frederick T. Locke

IX Corps

MG Jesse L. Reno

Notes

References

• Robert Underwood Johnson, Clarence Clough Buell, Battles and Leaders of the Civil War, Volume 2 (Pdf), New York: The Century Co., 1887.
• Hennessy, John J., Return to Bull Run: The Campaign and Battle of Second Manassas. University of Oklahoma Press, Norman, 1993. ISBN 978-0-8061-3187-0
• Manassas National Battlefield Park - Battle of Second Manassas
• The Armies at the Second Battle of Bull Run
• U.S. War Department, The War of the Rebellion: a Compilation of the Official Records of the Union and Confederate Armies, U.S. Government Printing Office, 1880–1901.

1. Second Battle of Bull Run
2. First Battle of Bull Run order of battle: Union
3. Second Battle of Bull Run order of battle
4. First Battle of Bull Run
5. Second Battle of Bull Run order of battle: Confederate
6. First Battle of Bull Run order of battle: Confederate
7. Battle of Hoke's Run
8. Battle of Mine Run order of battle: Union
9. Battle of Chantilly
10. Battle of Thoroughfare Gap
11. Battle of the Little Bighorn
12. Battle of Gettysburg
13. Battle of Shiloh
14. Peninsula campaign order of battle: Union
15. Battle of Chancellorsville
16. Battle of Grunwald
17. Battle of Antietam
18. List of orders of battle
19. Battle of Chickamauga
20. Battle of Ball's Bluff