ARMY OF THE POTOMAC (UNION)

Major Commands:

Gen. George G. Meade - Commander of the Army
Gen. Henry Hunt - Chief of Artillery
Gen. Abner Doubleday - 1st Corps HQ
Gen. Winfield S. Hancock - 2nd Corps
2nd Corps Chief of Staff
3rd Corps Staff
11th Corps Hospital
Gen. Alpheus Williams - 12th Corps
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Divisions:

Barlow's Division (1st Div., 11th Corps)
Birney's Division (1st Div., 3rd Corps)
Buford's Cavalry Division (1st Div., Cavalry Corps)
Caldwell's Division (1st Div., 2nd Corps)
Hays' Division (3rd Div., 2nd Corps)
Humphrey's Division (2nd Div., 3rd Corps)
Ruger's Division (1st Div., 12th Corps)
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Brigades:

3rd Volunteer Brigade - Artillery Reserve
Brooke's Brigade (4th Brig., 1st Div., 2nd Corps)
Burling's Brigade (3rd Brig., 2nd Div., 3rd Corps)
Colgrove's Brigade (3rd Brig., 1st Div., 12th Corps)
Cutler's Brigade (2d Brig., 1st Div., 1st Corps)
DeTobriand's Brigade (3rd Brig., 1st Div., 3rd Corps)
Grant's Vermont Brigade (2nd Brig., 2nd Div., 6th Corps)
Greene's Brigade (3rd Brig., 2nd Div., 12th Corps)
Gregg's Cavalry Brigade (3rd Brig., 2nd Div., Cavalry Corps)
Hall's Brigade (3rd Brig., 2nd Div., 2nd Corps)
Kane's Brigade (2nd Brig., 2nd Div., 12th Corps)
McIntosh's Cavalry Brigade (1st Brig., 2nd Div., Cavalry Corps)
Michigan Cavalry Brigade
Merritt's Cavalry Brigade (Reserve Brig., 1st Div., Cavalry Corps)
Shaler's Brigade (1st Brig., 3rd Div., 6th Corps)
Stannard's Vermont Brigade (3rd Brig., 3rd Div., 1st Corps)
Torbert's Brigade (1st Brig., 1st Div., 6th Corps)
Weed's Brigade (3rd Brig., 2nd Div., 5th Corps)
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Regular Army Units:

U.S. Signal Corps
1st U.S. Sharpshooters (Berdan's)
2nd U.S. Sharpshooters (Stoughton's)
1st U.S. Artillery, Batteries E & G (Randol's Horse Artillery)
1st U.S. Artillery, Battery I (Woodruff's Battery)
2nd U.S. Artillery, Battery M
3rd U.S. Artillery, Batteries F & K
5th U.S. Artillery, Battery C
5th U.S. Artillery, Battery D
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State Units:

5th Connecticut Regiment
14th Connecticut Regiment
20th Connecticut Regiment
1st Delaware Regiment
3rd Indiana Cavalry
14th Indiana Regiment
19th Indiana Regiment
20th Indiana Regiment
27th Indiana Regiment
1st Maine Cavalry
2nd Maine Battery (Hall's Battery)
4th Maine Regiment
5th Maine Regiment
7th Maine Regiment
10th Maine Regiment
17th Maine Regiment
19th Maine Regiment
20th Maine Regiment
1st Massachusetts Sharpshooters (Andrew's Sharpshooters)
1st Massachusetts Regiment
1st Massachusetts Cavalry
2nd Massachusetts Regiment
5th Massachusetts Battery
12th Massachusetts Regiment
15th Massachusetts Regiment
20th Massachusetts Regiment
37th Massachusetts Regiment
1st Michigan Regiment
1st Michigan Cavalry
4th Michigan Regiment
5th Michigan Regiment
5th Michigan Cavalry
7th Michigan Cavalry
16th Michigan Regiment
24th Michigan Regiment
1st Minnesota Regiment
1st Ohio Light Artillery - Battery H
8th Ohio Regiment
25th Ohio Regiment
55th Ohio Regiment
66th Ohio Regiment
75th Ohio Regiment
107th Ohio Regiment
1st Pennsylvania Artillery - B (Cooper's Battery)
1st Pennsylvania Cavalry
1st Pennsylvania Reserves (30th Penn.)
3rd Pennsylvania Cavalry
11th Pennsylvania Reserves (40th Penn.)
13th Pennsylvania Reserves (42nd Penn.)
16th Pennsylvania Cavalry
18th Pennsylvania Cavalry
26th Pennsylvania Emergency Regiment
29th Pennsylvania Regiment
30th Pennsylvania (see 1st reserves)
40th Pennsylvania (see 11th Reserves)
42nd Pennsylvania (see 13th Reserves)
56th Pennsylvania Regiment
62nd Pennsylvania Regiment
72nd Pennsylvania Regiment (Baxter's Fire Zouaves)
106th Pennsylvania Regiment
107th Pennsylvania Regiment
111th Pennsylvania Regiment
114th Pennsylvania Regiment (Collis' Fire Zouaves)
115th Pennsylvania Regiment
116th Pennsylvania Regiment
140th Pennsylvania Regiment
145th Pennsylvania Regiment
147th Pennsylvania Regiment
149th Pennsylvania Regiment
150th Pennsylvania Regiment
151st Pennsylvania Regiment
153rd Pennsylvania Regiment
1st Rhode Island Light Artillery (The "Gettysburg Gun")
2nd New Hampshire Regiment
5th New Hampshire Regiment
12th New Hampshire Regiment
2nd New Jersey Light Artillery (Clark's Battery)
12th New Jersey Regiment
13th New Jersey Regiment
1st New York Independent Battery (Cowan's Battery)
1st New York Artillery - Battery D
1st New York Artillery - Battery I (Weidrich's Battery)
1st New York Artillery - Battery L (Reynold's Battery)
5th New York Cavalry
10th New York Regiment
52nd New York Regiment
59th New York Regiment
60th New York Regiment
66th New York Regiment
69th New York Regiment
72nd New York Regiment
73rd New York Regiment
80th New York Regiment
97th New York Regiment
111th New York Regiment
124th New York Regiment
125th New York Regiment
126th New York Regiment
140th New York Regiment
146th New York Regiment
147th New York Regiment
154th New York Regiment
5th Vermont Regiment
16th Vermont Regiment
1st West Virginia Cavalry
2nd Wisconsin Regiment
6th Wisconsin Regiment
7th Wisconsin Regiment
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ARMY OF NORTHERN VIRGINIA (CONFEDERATE)

Artillery:

Breathed's Battery
Griffin's Battery (Horse Artillery)
Louisiana Guard Artillery
MacGregor's Battery (Horse Artillery)
Stuart Horse Artillery (Chew's Virginia Artillery)
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State Cavalry and Infantry Units:

12th Alabama Regiment
9th Louisiana Regiment
1st South Carolina Cavalry
1st Virginia Cavalry
2nd Virginia Cavalry
3rd Virginia Cavalry
4th Virginia Cavalry
14th Virginia Cavalry
16th Virginia Cavalry
34th Virginia Battalion (Cavalry)
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Brigades:

Anderson's Georgia Brigade
Archer's Brigade
Chambliss' Cavalry Brigade
Davis' Brigade
Kemper's Brigade
Kershaw's Brigade
Lane's Brigade
Law's Alabama Brigade
Lee's Cavalry Brigade
Perrin's/McGowan's Brigade
Robertson's Texas Brigade
Scale's Brigade
Wilcox's Alabama Brigade
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Division:

Stuart's Cavalry Division
Trimble's Division
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Corps:

Ewell's Corps
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