U.S. Army

Army of the Potomac

Major General George B. McClellan

Headquarters

Banks' Division

Major General N. P. Banks

1st Brigade

Bde. Gen. A. Williams

2nd Brigade

Bde. Gen. J. Abercrombie

3rd Brigade

Bde. Gen. C. S. Hamilton

Buell's/Keyes' Division

Bde. Gen. D. C. Buell (until 11/9)

Bde. Gen. E. D. Keyes (after 11/9)

1st Brigade

Bde. Gen. D. N. Couch

2nd Brigade

Bde. Gen. L. P. Graham

3rd Brigade

Bde. Gen. J. J. Peck

Dix's Division, Baltimore

Major General John Dix

Franklin's Division

Brig. Gen. W. B. Franklin

1st Brigade

Bde. Gen. P. Kearney

2nd Brigade

Bde. Gen. H. P. Slocum

3rd Brigade

Bde. Gen. J. Newton

Heintzelman's Division

Bde. Gen. S. P. Heintzelman

1st Brigade

Bde. Gen. I. B. Richardson

2nd Brigade

Bde. Gen. J. Sedgwck

3rd Brigade

Bde. Gen. C. D. Jameson

Hooker's Division

Bde. Gen. J. Hooker

1st Brigade

Bde. Gen. H. M. Naglee

2nd Brigade

Bde. Gen. D. E. Sickles

3rd Brigade

Bde. Gen. L. Blenker

McCall's Division

Bde. Gen. G. A. McCall

1st Brigade

Bde. Gen. J. Reynolds

2nd Brigade

Bde. Gen. G. Meade

3rd Brigade

Bde. Gen. E. O. C. Ord

McDowell's Division

Bde. Gen. Irwin McDowell

1st Brigade

Bde. Gen. E. D. Keyes (until 11/9)

Bde. Gen. C. C. Augur (after 11/9)

2nd Brigade

Bde. Gen. J. S. Wadsworth

3rd Brigade

Bde. Gen. Rufus King

Porter's Division

Brig. Gen. F. J. Porter

1st Brigade

Bde. Gen. G. W. Morrell

2nd Brigade

Bde. Gen. J. H. Martindale

3rd Brigade

Bde. Gen. D. Butterfield

Smith's Division

Bde. Gen. W. F. Smith

1st Brigade

2nd Brigade

3rd Brigade

Stone's Division

Bde. Gen. C. P. Stone

1st Brigade

Bde. Gen. W. Gorman

2nd Brigade

Bde. Gen. N. J. T. Dana

3rd Brigade

Bde. Gen. W. W. Burns

Sumner's Division

Bde. Gen. E. V. Sumner

1st Brigade

Bde. Gen. O. O. Howard

2nd Brigade

Bde. Gen. T. F. Meagher

3rd Brigade

Bde. Gen. W. H. French

Casey's Provisional Brigade

Bde. Gen. Silas Casey

Colonel Adolphus J. Johnson

68th New York Infantry Regiment

Colonel Robert J. Betge

75th Pennsylvania Infantry Regiment

Colonel Henry Bohlen

Stoneman's Cavalry

Bde. Gen. G. Stoneman

Oneida New York Cavalry

Colonel David Campbell

Colonel Josiah Harlan