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Commanded by Brigadier General Alfred Pleasonton

First Brigade Major Charles A. Whiting
5th United States Cavalry Regiment
6th United States Cavalry Regiment
Second Brigade Colonel John F. Farnsworth
8th Illinois Cavalry Regiment Major Lawrence Williams
3rd Indiana Cavalry Regiment
1st Masachusetts Cavalry Regiment
8th Pennsylvania Cavalry Regiment
Third Brigade Colonel Richard Rush
4th Pennsylvania Cavalry Regiment
6th Pennsylvania Cavalry Regiment Colonel Richard H. Rush
9th New York Cavalry Regiment
Fourth Brigade Colonel A. T. McReynolds
1st New York Cavalry Regiment to Defences Upper Potomac
12th Pennsylvania Cavalry Regiment
Fifth Brigade Colonel Benjamin F. Davis

8th New York Cavalry Regiment

3rd Pennsylvania Cavalry Regiment
Bayard’s Brigade Brigadier General George D. Bayard
1st Maine Cavalry Regiment Lt. Colonel Calvin R. Douty
1st New Jersey Cavalry Regiment Colonel Percy Wyndham
2nd New York Cavalry Regiment Colonel Judson Kilpatrick
10th New York Cavalry Regiment
1st Pennsylvania Cavalry Regiment Colonel Owen Jones
Orton’s District of Columbia Cavalry Co.
Artillery
2nd United States Artillery, Battery A
2nd United States Artillery, Batteries B&L
2nd United States Artillery, Battery M
3rd United States Artillery, Batteries C&G