Army of the Potomac

Major General George B. McClellan

In August of 1862 the Pennsylvania Reserves Division was transferred to Pope's Army of Virginia.

Headquarters

Second Army Corps

Major General Edwin V. Sumner

Bde. Gen. G. Stoneman (to 8/15)

Bde. Gen. I. B. Richardson (after 8/15)

Brigadier General J. Sedgwick

Third Army Corps

Major General Samuel P. Heintzelman

Brigadier General P. Kearney

Redesignated from 3rd to 1st Division 8/5

Brigadier General J. Hooker

Fourth Army Corps

Brigadier General Erasmus Keyes

Brigadier General D. N. Couch

Brigadier General J. J. Peck

Fifth Army Corps

Brigadier General Fitz John Porter

Brigadier General G. W. Morrell

Brigadier General G. Sykes

Brigadier General T. Seymour

to Army of Virginia - 3rd Corps 8/26

Sixth Army Corps

Major General William B. Franklin

Brigadier General H. W, Slocum

Brigadier General W. F. Smith

Ninth Army Corps

Major General Ambrose E. Burnside

Brigadier General I. I. Stevens

Major General J. Reno

Major General J. G. Parke

Cavalry Division

Brigadier General George Stoneman

Colonel W. W. Averill

Brigadier General A. Pleasonton