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

First Division

Brigadier General J. H. H. Ward (until 6/3)

Major General David Birney

First Brigade

Colonel A. H. Tippin

Brigadier General C. K. Graham

57th Pennsylvania Infantry Regiment

Colonel Peter Sides

63rd Pennsylvania Infantry Regiment

68th Pennsylvania Infantry Regiment

Colonel Andrew H. Tippin

105th Pennsylvania Infantry Regiment

Colonel Calvin A. Craig

114th Pennsylvania Infantry Regiment

Lt. Colonel Frederick F. Cavada

141st Pennsylvania Infantry Regiment

Colonel Henry J. Madill

Second Brigade

Colonel Regis De Trobriand (until 6/3)

Brigadier General J. H. H. Ward

20th Indiana Infantry Regiment

3rd Maine Infantry Regiment

4th Maine Infantry Regiment

mustered out 6/22

from 3rd Div., 1st Bde.

99th Pennsylvania Infantry Regiment

Colonel Asher S. Leidy

1st United States Sharpshooters

from 3rd Div., 3rd Bde.

2nd United States Sharpshooters

from 3rd Div., 3rd Bde.

Third Brigade

Colonel S. B. Hayman (until 6/3)

Colonel Regis De Trobriand

17th Maine Infantry Regiment

3rd Michigan Infantry Regiment

5th Michigan Infantry Regiment

37th New York Infantry Regiment

mustered out 6/22

Colonel Thomas W. Egan

110th Pennsylvania Infantry Regiment

from 2nd Div., 3rd Corps