The 57th Regiment Pennsylvania Volunteer Infantry was an infantry regiment that served in the Union Army during the American Civil War.
The 57th Pennsylvania Infantry was organized at Harrisburg, Pennsylvania, beginning October 1861 and mustered in December 14, 1861, for a three-year enlistment under the command of Colonel William Maxwell.
The regiment was attached to Jameson's Brigade, Heintzelman's Division, Army of the Potomac, to March 1862. 1st Brigade, 3rd Division, III Corps, Army of the Potomac, to August 1862. 2nd Brigade, 1st Division, III Corps, Army of the Potomac, to March 1863. 1st Brigade, 1st Division, III Corps, to March 1864. 2nd Brigade, 3rd Division, II Corps, to June 1865.
The 57th Pennsylvania Infantry mustered out June 29, 1865.
The regiment lost a total of 378 men during service; 12 officers and 149 enlisted men killed or mortally wounded, 217 enlisted men died of disease. Pvt James M Bush was severely wounded in the right forearm on May 6, 1864 at the Wilderness, Virginia and died at Washington DC of wounds received. He is buried at Arlington National Cemetery.