Orders of Battle

UNION INFANTRY DEFENSE 1

I UNION ARMY CORPS

Major General John Newton

3RD DIVISION

Major General Abner Doubleday

1ST BRIGADE

Brigadier General Thomas A. Rowley

121^st PA Volunteer Infantry Regiment

Colonel Chapman Biddle

80^th NY Volunteer Infantry Regiment

(20^th NY State Militia)

Colonel Theodore B. Gates

142^nd PA Volunteer Infantry Regiment

Lieutenant Colonel

Alfred B. McCalmont ²

151^st PA Volunteer Infantry Regiment

Captain Walter L. Owens

2ND BRIGADE

Colonel Edmund L. Dana

143^rd PA Volunteer infantry Regiment

Lieutenant Colonel John D. Musser ³

149^th PA Volunteer Infantry Regiment

Captain James Glenn

150^th PA Volunteer Infantry Regiment

Captain Cornelius C. Widdis ⁴

3RD BRIGADE

Brigadier General George J. Standard ⁵

13^th VT Volunteer Infantry Regiment

Colonel Francis V. Randall

14^th VT Volunteer Infantry Regiment

Colonel William T. Nichols

16^th VT Volunteer Infantry Regiment

Colonel Wheelock G. Veazey

II UNION ARMY CORPS

Major General Winfield S. Hancock ⁶

2ND DIVISION

Brigadier General John Gibbon ⁷

1ST BRIGADE

Brigadier General William Harrow

19^th ME Volunteer Infantry Regiment

Colonel Francis E. Heath

15^th MA Volunteer Infantry Regiment

Lieutenant Colonel George C. Joslin

1^st MN Volunteer Infantry Regiment

Captain Nathan S. Messick ⁸

82^nd NY Volunteer Infantry Regiment

Captain John Darrow

2ND BRIGADE

Brigadier General Alexander S. Webb ⁹

69^th PA Volunteer Infantry Regiment

Colonel Dennis O’Kane ¹⁰

71^st PA Volunteer Infantry Regiment

Colonel Richard Penn Smith

72^nd PA Volunteer Infantry Regiment

Lieutenant Colonel Theodore Hesser ¹¹

106^th PA Volunteer infantry Regiment

Lieutenant Colonel William L. Curry ¹²

3RD BRIGADE

Colonel Norman J. Hall

19^th MA Volunteer Infantry Regiment

Colonel Arthur F. Devereux

20^th MA Volunteer Infantry Regiment

Lieutenant Colonel

George Nelson Macy ¹³

7^th MI Volunteer Infantry Regiment

Lieutenant Colonel Amos E. Steele, Jr. ¹⁴

42^nd NY Volunteer Infantry Regiment

Colonel James E. Mallon

59^th NY Volunteer Infantry Regiment

Captain William McFadden

UNATTACHED

1^st MA Company of Sharpshooters (Andrew’s Sharpshooters)

Captain William Plumer ¹⁵

3RD DIVISION

Brigadier General Alexander Hays

1st Battalion, 10th NY Volunteer Infantry ¹⁶

Major George F. Hopper

1ST BRIGADE

Colonel Samuel Spriggs Carroll

4^th OH Volunteer Infantry Regiment

(Companies G and I only)

Sergeant Martin Longworth ¹⁷

8^th OH Volunteer Infantry Regiment

Lieutenant Colonel Franklin Sawyer

2ND BRIGADE

Colonel Thomas A. Smyth ¹⁸

14^th CT Volunteer Infantry Regiment

Major Theodore G. Ellis

1^st DE Volunteer Infantry Regiment

First Lieutenant William Smith ¹⁹

12^th NJ Volunteer Infantry Regiment

Major John T. Hill

108^th NY Volunteer Infantry Regiment

Lieutenant Colonel Francis E. Pierce

3RD BRIGADE

Colonel Eliakim Sherrill ²⁰

39^th NY Volunteer Infantry Regiment

(Companies A-D)

Major Hugo Hildebrandt ²¹

111^th NY Volunteer Infantry Regiment

Colonel Clinton D. MacDougall ²²

125^th NY Volunteer Infantry Regiment

Lieutenant Colonel Levin Crandell

126^th NY Volunteer Infantry Regiment

Lieutenant Colonel James M. Bull

III UNION ARMY CORPS

Major General David Bell Birney ²³

1ST DIVISION

Brigadier General John H.H. Ward

1ST BRIGADE

Colonel Andrew H. Tippin

57^th PA Volunteer Infantry Regiment

Captain Alanson H. Nelson ²⁴

63^rd PA Volunteer Infantry Regiment

Major John A. Danks ²⁵

68^th PA Volunteer Infantry Regiment

Captain Milton Davis ²⁶

105^th PA Volunteer Infantry Regiment

Colonel Calvin A. Craig ²⁷

114^th PA Volunteer Infantry Regiment

Captain Edward Bowen ²⁸

141^st PA Volunteer Infantry Regiment

Colonel Henry J. Madill ²⁹

2ND BRIGADE

Colonel Hiram Berdan

20^th IN Volunteer Infantry Regiment

Lieutenant William C. L. Taylor ³⁰

3^rd ME Volunteer Infantry Regiment

Colonel Moses B. Lakeman ³¹

4^th ME Volunteer Infantry Regiment

Captain Edwin Libby ³²

99^th PA Volunteer Infantry Regiment

Major John Moore ³³

86^th NY Volunteer Infantry Regiment

Lieutenant Colonel

Benjamin L. Higgins ³⁴

124^th NY Volunteer Infantry Regiment

Captain Charles H. Weygant ³⁵

1^st USSS

Lieutenant Colonel Caspar Trepp ³⁶

2^nd USSS

Major Homer R. Stoughton ³⁷

THIRD BRIGADE

Colonel P. Regis de Trobriand

17^th ME Volunteer Infantry Regiment

Lieutenant Colonel Charles B. Merrill ³⁸

3^rd MI Volunteer Infantry Regiment

Lieutenant Colonel Edwin S. Pierce ³⁹

5^th MI Volunteer Infantry Regiment

Lieutenant Colonel John Pulford ⁴⁰

40^th NY Volunteer Infantry Regiment

Colonel Thomas W. Egan

110^th PA Volunteer Infantry Regiment

Major Isaac Rogers ⁴¹