# Battle of Cedar Mountain order of battle: Union

The following Union army units and commanders fought in the Battle of Cedar Mountain of the American Civil War. The Confederate order of battle is shown separately.

## Military Rank Abbreviations Used

* MG = Major General
* BG = Brigadier General
* Col = Colonel
* Ltc = Lieutenant Colonel
* Maj = Major
* Cpt = Captain
* Lt = Lieutenant

## Army of Virginia

Unattached units
    Pope’s escort
       1st Ohio Cavalry (detachment)

### II Corps

MG Nathaniel Banks
Escort
    1st Michigan Cavalry (detachment)
    5th New York Cavalry (detachment)
    1st Virginia Cavalry (detachment)
| Division | Brigade | Regiments and Others |
| First Division   BG Alpheus S. Williams | 1st Brigade   BG Samuel W. Crawford | 5th Connecticut: Col George D. Chapman (w/c) 10th Maine: Col George L. Beal 28th New York: Col Dudley Donnelly (mw), Ltc Edwin F. Brown (w/c) 46th Pennsylvania: Col Joseph Knipe (w), Ltc James L. Selfridge |
| First Division   BG Alpheus S. Williams | 3rd Brigade   BG George H. Gordon | 27th Indiana: Col Silas Colgrove 2nd Massachusetts: Col George L. Andrews 3rd Wisconsin: Col Thomas H. Ruger Zouaves d’Afrique: (Collis’s company): Lt S. A. Barthoulot |
| Second Division   BG Christopher C. Augur (w)   BG Henry Prince (c)   BG George S. Greene | 1st Brigade   BG John W. Geary (w) Col Charles Candy | 5th Ohio: Ltc John H. Patrick 7th Ohio: Col William R. Creighton (w) 29th Ohio: Cpt Wilbur F. Stevens 66th Ohio: Col Charles Candy |
| Second Division   BG Christopher C. Augur (w)   BG Henry Prince (c)   BG George S. Greene | 2nd Brigade   BG Henry Prince (c) Col David P. DeWitt | 3rd Maryland: Col David P. DeWitt 102nd New York: Maj Joseph C. Lane 109th Pennsylvania: Col Henry J. Stainrook (w) 111th Pennsylvania: Maj Thomas M. Walker 8th US and 12th US Battalion: Cpt Thomas G. Pitcher (w) |
| Second Division   BG Christopher C. Augur (w)   BG Henry Prince (c)   BG George S. Greene | 3rd Brigade   BG George S. Greene   Col James A. Tait | 1st District of Columbia: Col James A. Tait 78th New York: Ltc Jonathan Austin |
| | Corps Artillery   Cpt Clermont L. Best | 4th Battery, Maine Light Artillery: Cpt O'Neil W. Robinson 6th Battery, Maine Light Artillery: Cpt Freeman McGilvery Battery K, 1st New York Light Artillery: Cpt Lorenzo Crounse Battery L, 1st New York Light Artillery: Cpt John A. Reynolds Battery M, 1st New York Light Artillery: Cpt George W. Cothran Battery L, 2nd New York Artillery: Cpt Jacob Roemer 10th Battery, New York Light Artillery: Cpt John T. Bruen Battery E, Pennsylvania Light Artillery: Cpt Joseph M. Knap Battery F, 4th U.S. Artillery: Lt Edward D. Muhlenberg |

### III Corps

MG Irvin McDowell
| Division | Brigade | Regiments and Others |
| Second Division   BG James B. Ricketts | 1st Brigade   BG Abram Duryée | 97th New York: Ltc John P. Spofford 104th New York: Maj Lewis C. Skinner 105th New York: Col James M. Fuller 107th Pennsylvania: Ltc Robert W. McAllen |
| Second Division   BG James B. Ricketts | 2nd Brigade   BG Zealous B. Tower | 26th New York: Col William H. Christian 94th New York: Adrian Rowe Root 88th Pennsylvania: Col George P. McLean 90th Pennsylvania: Col Peter Lyle |
| Second Division   BG James B. Ricketts | 3rd Brigade   BG George L. Hartsuff | 12th Massachusetts: Col Fletcher Webster 13th Massachusetts: Col Samuel H. Leonard 83rd New York: Col John W. Stiles 11th Pennsylvania: Col Richard Coulter |
| Second Division   BG James B. Ricketts | 4th Brigade   Col Samuel S. Carroll | 7th Indiana: Ltc John F. Cheek 84th Pennsylvania: Col Samuel M. Bowman 110th Pennsylvania: Col William D. Lewis Jr. 1st West Virginia: Col Joseph Thoburn |
| Second Division   BG James B. Ricketts | Artillery   Maj Davis Tillson | 2nd Battery, Maine Light Artillery: Cpt James A. Hall 5th Battery, Maine Light Artillery: Cpt George F. Leppien Battery F, 1st Pennsylvania Light Artillery: Cpt Ezra W. Matthews Independent Battery C, Pennsylvania Light Artillery: Cpt James Thompson |
| | Cavalry Brigade   BG George D. Bayard | 1st Maine Cavalry: Col Samuel H. Allen 1st New Jersey Cavalry: Ltc Joseph Karge 1st Pennsylvania Cavalry: Col Owen Jones 1st Rhode Island Cavalry: Col Alfred N. Duffie |