United States Army > Army of the Potomac > 2nd Corps

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Commanded by
Major General Winfield S. Hancock (to January 24)
Colonel Samuel K. Zook

First Brigade Colonel George Von Schack
5th New Hampshire Infantry Regiment Colonel Edward E. Cross
7th New York Infantry Regiment Lieutenant Colonel Frederick Gaebel
61st New York Infantry Regiment Colonel Nelson A. Miles
64th New York Infantry Regiment Colonel Daniel G. Bingham
81st Pennsylvania Infantry Regiment Colonel Henry Boyd McKeen
145th Pennsylvania Infantry Regiment Colonel Hiram L. Brown
148th Pennsylvania Infantry Regiment Colonel James A. Beaver
Second (Irish) Brigade Brig. Gen. Thomas F. Meagher (to 12/20)
Colonel Patrick Kelly
28th Massachusetts Infantry Regiment Colonel Richard Byrnes
63rd New York Infantry Regiment Lt. Colonel Richard C. Bentley
69th New York Infantry Regiment Captain James Saunders
88th New York Infantry Regiment Colonel Patrick Kelly
116th Pennsylvania Infantry Regiment Colonel Dennis Heenan (dis. 1/26)
Major St. Clair A. Mulholland
consolidated to battalion (see note below)
Third Brigade Colonel Samuel K. Zook (^ 1/24)
Colonel R. P. Roberts

27th Connecticut Infantry Regiment Colonel Richard S. Bostwick
2nd Delaware Infantry Regiment Colonel William P. Baily
52nd New York Infantry Regiment Colonel Paul Frank
57th New York Infantry Regiment Major Alford B. Chapman
66th New York Infantry Regiment Captain Julius Wehle
53rd Pennsylvania Infantry Regiment Colonel John R. Brooke 
140th Pennsylvania Infantry Regiment Colonel Richard P. Roberts (^ 1/24)

Note: The 116th Pennsylvania Infantry was consolidated to a battalion of four companies. Colonel Heenan was honorably mustered out as no longer having a command due his rank. Lieutenant Colonel Mulholland took a cut in grade to major to be able to stay with the battalion.