Battle of Wilson's Creek
Union Order of Battle
Army of the West
Brig. Gen. Nathaniel Lyon (k)
Maj. Samuel D. Sturgis
Staff
Assistant Inspector General
Brig. Gen. Thomas W. Sweeny
Chief of Staff
Maj. John M. Schofield
​​​
1st Brigade
Maj. Samuel D. Sturgis
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2nd Missouri Infantry (2 companies)
Maj. Peter J. Osterhaus
1st U.S. Infantry (4 companies)
Capt. Joseph B. Plummer (w)
Capt. Arch Houston
Company I, 2nd Kansas Infantry (mounted)
Capt. Samuel N. Wood
Company D, 1st U.S. Cavalry
Lieut. Charles W. Canfield
Company F, 2nd U.S. Artillery
Capt. James Totten
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2nd Brigade
Col. Franz Sigel
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3rd Missouri Infantry
Lieut. Col. Anselm Albert
5th Missouri Infantry
Col. Charles E. Salomon
Company I, 1st U.S. Cavalry
Capt. Eugene A. Carr
Company C. 2nd U.S. Dragoons
Lieut. Charles E. Farrand
Backof's Battery, Missouri Light Artillery
Lieut. Edward Schuetzenbach
Lieut. Frederick Schaefer
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3rd Brigade
Lieut. Col. George L. Andrews
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1st Missouri Infantry
Lieut. Col. George L. Andrews (w)
Capt. Theodore Yates
2nd U.S. Infantry (4 companies)
Maj. Frederick Steele
Du Bois' Battery
Lieut. John V. Du Bois
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4th Brigade
Col. George Deitzler (w)
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1st Iowa Infantry
Col. John F. Bates
1st Kansas Infantry
Col. George Deitzler
2nd Kansas Infantry
Col. Robert B. Mitchell (w)
Lieut. Col. Charles W. Blair
13th Illinois Infantry (21 man detachment)
Lieut. James Beardsley
Home Guards
Capt. Clark Wright
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Unassigned
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Lyon's Bodyguard
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Voerster's Pioneer Company
Capt. John D. Voerster
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