United States Army > Army of the Potomac

< to February • March 1864 

Commanded by Major General John Newton

The First Corps was discontinued and merged into the Fifth Corps on March 24, 1864.

Headquarters Escort
1st Maine Cavalry, Co. L Captain Constantine Taylor

First Division

Brigadier General L. Cutler (until 3/20)
Brigadier General J.C. Rice
 to 5 Corps, 4 Div.
First Brigade “Iron Brigade” Colonel William W. Robinson became 1 Brig. 4 Div. 5 Corps 3/25
19th Indiana Infantry Regiment Colonel Samuel J. Williams
24th Michigan Infantry Regiment Colonel Henry A. Morrow
1st New York Sharpshooter Battalion Captain Joseph C. Arnold
76th New York Infantry Regiment Major John W. Young to 2 Brig. (below) 3/6
2nd Wisconsin Infantry Regiment Lieutenant Colonel John Mansfield
6th Wisconsin Infantry Regiment Colonel Edward Bragg
7th Wisconsin Infantry Regiment Major Mark Finnicum
Second Brigade Brigadier General J. C. Rice became 2 Brig. 4 Div. 5 Corps 3/25
7th Indiana Infantry Regiment Colonel Ira G. Grover
14th New York State Militia (84th N.Y.) Colonel Edward B. Fowler
76th New York Infantry Regiment Major John W. Young from 1 Brig. (above) 3/6
95th New York Infantry Regiment Major Edward Pye
147th New York Infantry Regiment Major George Harney
56th Pennsylvania Infantry Regiment Colonel J. W. Hoffman

Second Division

Brigadier General John C. Robinson to 5 Corps, 2 Div.
1st Brigade Colonel S. H. Leonard
16th Maine Infantry Regiment Lieutenant Colonel Charles W. Tilden
13th Massachusetts Infantry Regiment
39th Massachusetts Infantry Regiment Colonel Phineas S. Davis
104th New York Infantry Regiment Colonel Gilbert G. Prey
107th Pennsylvania Infantry Regiment Major Henry J. Shaefer
Second Brigade Brigadier General H. Baxter
12th Massachusetts Infantry Regiment Major Benjamin F. Cook
83rd New York Infantry (9th NYSM) Colonel Joseph A. Moesch
97th New York Infantry Regiment Major Charles Northrup
11th Pennsylvania Infantry Regiment Colonel R. Coulter
88th Pennsylvania Infantry Regiment Captain Edmund Y. Patterson
90th Pennsylvania Infantry Regiment Lieutenant Colonel William A. Leech

Third Division

Brigadier General John R. Kenly
1st Brigade Colonel E. L. Dana to 5 Corps 4 Div. 3 Brig.
121st Pensylvania Infantry Regiment Major Alexander Biddle
142nd Pensylvania Infantry Regiment Lieutenant Colonel Alfred B. McCalmont
143rd Pensylvania Infantry Regiment
149th Pensylvania Infantry Regiment Lieutenant Colonel Walton Dwight
150th Pensylvania Infantry Regiment Captain Horatio Bell
Second Brigade Colonel Nathan T. Dushane to 5 Corps 2 Div. 3 Brig.
1st Maryland Infantry Regiment Lieutanant Colonel John W. Wilson
4th Maryland Infantry Regiment Colonel Richard N. Bowerman
7th Maryland Infantry Regiment Colonel Edwin H. Webster
8th Maryland Infantry Regiment Colonel Andrew W. Denison

Corps Artillery

Colonel Charles Wainwright to Army Artillery Reserve
Maryland Battery A Lieutenant Thomas Binyon
5th Maine Battery Captain Greenleaf T. Stevens
1st New York Artillery, Batteries E & L Captain Gilbert H. Reynolds
Battery H, 1st New York Artillery
1st Pennsylvania Artillery, Battery B Captain James H. Cooper
4th United States Artillery, Battery B Lieutenant James Stewart