U.S. Army - Army of the Potomac - Third Corps

Second Division

Brigadier General Joseph Hooker

First Brigade

Brigadier General H. M. Naglee (until 4/27)

Brigadier General C. Grover

1st Massachusetts Infantry Regiment

26th Pennsylvania Infantry Regiment

Colonel William F. Small

Second Brigade

Colonel Nelson Taylor

70th New York Infantry Regiment

Colonel William Dwight

71st New York Infantry Regiment

72nd New York Infantry Regiment

73rd New York Infantry Regiment

74th New York Infantry Regiment

Third Brigade

Colonel Samuel H. Starr (5th NJ)

5th New Jersey Infantry Regiment

6th New Jersey Infantry Regiment

Colonel James T. Hatfield (resigned 4/27)

7th New Jersey Infantry Regiment

Colonel Joseph W. Revere

8th New Jersey Infantry Regiment

Colonel Adolphus J. Johnston

Artillery

1st New York Artillery, Battery D

4th New York Independent Battery

6th New York Independent Battery

1st United States Artillery, Battery H