The Ethan Allen Express is a daily passenger train operated by Amtrak in the United States between New York City and Burlington, Vermont, via Albany, New York. One daily round trip is operated on a 310-mile (500 km) north–south route with a 7-hour 35 minute scheduled running time. The train is subsidized by New York and Vermont for the portion north of Albany. It is named for Vermont cofounder and American Revolutionary War hero Ethan Allen.

Ethan Allen was an American farmer, businessman, land speculator, philosopher, writer, lay theologian, American Revolutionary War patriot, and politician. He is best known as one of the founders of Vermont and for the capture of Fort Ticonderoga early in the Revolutionary War. He was the brother of Ira Allen and the father of Frances Allen.