22nd Illinois Volunteer Infantry Regiment

22nd Regiment Illinois Volunteer Infantry
Illinois state flag
Active	June 25, 1861, to July 7, 1864
Country	United States
Allegiance	Union
Branch	Infantry

The 22nd Regiment Illinois Volunteer Infantry was an infantry regiment that served in the Union Army during the American Civil War.

The 22nd Illinois Infantry was organized at Belleville, Illinois and mustered into Federal service on June 25, 1861.

The regiment was mustered out on July 7, 1864. Its veterans and recruits were transferred to the 42nd Illinois Volunteer Infantry Regiment.

The regiment suffered 2 officer and 145 enlisted men who were killed in action or who died of their wounds and 2 officers and 101 enlisted men who died of disease, for a total of 250 fatalities.