"19th State Militia") was an infantry regiment in the Union Army during the American Civil War.
The 168th New York Infantry was organized at Newburgh, New York, beginning August 22, 1862, and mustered in February 11, 1863, for nine months' service under the command of Colonel William R. Brown.
The regiment was attached to Busteed's Independent Brigade, IV Corps, Department of Virginia, to April 1863.
2nd Brigade, 2nd Division, XI Corps, Army of the Potomac, to October 1863.
They then assumed guard duty along the Orange and Alexandria Railroad until October.