The 57th New York Infantry Regiment (or National Guard Rifles) was an infantry regiment in the Union Army during the American Civil War.

The regiment was attached to French's 3rd Brigade, Sumner's Division, Army of the Potomac, to March 1862.

3rd Brigade, 1st Division, II Corps, Army of the Potomac, to June 1864.

Consolidated Brigade, 1st Division, II Corps, to November 1864.

The 57th New York Infantry mustered out of service by companies beginning July 14, 1864.

Recruits and veterans were transferred to the 61st New York Infantry and the regiment officially ceased to exist on December 6, 1864.

Battles of Gaines Mill June 27, Peach Orchard and Savage Station June 29, White Oak Swamp and Glendale June 30, Malvern Hill July 1.

Movement to Fortress Monroe, then to Alexandria and Centreville August 16–30.

Cover Pope's retreat to Washington August 31-September 1.

Advance up Loudoun Valley and movement to Falmouth, Va., October 29-November 17.

The regiment lost a total of 194 men during service; 8 officers and 95 enlisted men killed or mortally wounded, 1 officer and 90 enlisted men died of disease.