Archibald Chapman Hart (February 27, 1873 in Lennoxville, Quebec – July 24, 1935 in Teaneck, New Jersey) was an American lawyer, military veteran, and Democratic Party politician who represented New Jersey's 6th congressional district in the United States House of Representatives from 1912 to 1913 and again from 1913 to 1917.

[2] Hart served in the Second Regiment, New Jersey Volunteer Infantry, during the Spanish–American War and served four years in the Twenty-third Regiment of the New York Army National Guard.

[4] Hart was elected as a Democrat to the Sixty-second Congress to fill the vacancy caused by the resignation of William Hughes and served in office from November 5, 1912, to March 3, 1913, but was an unsuccessful candidate for the Democratic nomination in 1912 to the Sixty-third Congress.

[5] He was later elected to this Congress to fill the vacancy caused by the death of Lewis J. Martin and reelected to the Sixty-fourth Congress, where he served in office from July 22, 1913, to March 3, 1917.

[6] He resumed the practice of law and his former business pursuits in Hackensack and resided in Teaneck, New Jersey.