The 57th Regiment Illinois Volunteer Infantry was an infantry regiment that served in the Union Army during the American Civil War.

At the expiration of the enlistment period, the original members was mustered out, except reenlisted veterans.

The regiment composed of veterans and recruits were maintained in service until it was mustered out on July 7, 1865.

Grant's Central Mississippi Campaign November, 1862, to January, 1863.

1863 - Operations against Forrest in West Tennessee December 18, 1862, to January 3, 1863.

Great Bear Creek, Cherokee Station and Lundy's Lane April 17.

1864 - Moved to Eastport, Pulaski and Lynnville November 6–12, and duty there until March, 1864.

Operations on line of Pumpkin Vine Creek and battles about Dallas, New Hope Church and Allatoona Hills May 25 – June 5.

Operations about Marietta and against Kennesaw Mountain June 10 – July 2.

Scout from Rome to Cedar Bluffs, Ala., July 28–29 (Detachment).

Reconnaissance along Cave Springs Road and minor conflicts took place on October 12 and 13.

The famous March to the Sea campaign occurred between November 15 and December 10.

The regiment suffered 3 officers and 65 enlisted men who were killed in action or mortally wounded and 4 officers and 108 enlisted men who died of disease, for a total of 180 fatalities.