Civil War Wiki
4th Regiment Illinois Volunteer Cavalry
Illinois flag
Active September 26, 1861 to June 14, 1865
Country United States
Allegiance Union
Branch Cavalry
Engagements Fort Henry
Fort Donelson
Battle of Shiloh
siege of Corinth

The 4th Regiment Illinois Volunteer Cavalry was a cavalry regiment that served

in the Union Army during the American Civil War.


The 4th Illinois Cavalry was mustered into service at Ottawa, Illinois on September 26, 1861.

It was consolidated with 12th Regiment Illinois Volunteer Cavalry on June 14, 1865.

Total strength and casualties[]

The regiment suffered 38 enlisted men who were killed in action or who died of their wounds and 4 officers and 192 enlisted men who died of disease, for a total of 234 fatalities.[1]


  • Colonel Theophilus Lyle Dickey - resigned February 16, 1863
  • Colonel Martin R. Wallace - mustered out November 3, 1864[2]

See also[]

  • List of Illinois Civil War Units
  • Illinois in the American Civil War


  1. The Civil War Archive website after Dyer, Frederick Henry. A Compendium of the War of the Rebellion. 3 vols. New York: Thomas Yoseloff, 1959.
  2. Illinois in the Cvil war website after Illinois Adjutant General's muster rolls