William Norris (locomotive builder)

William Norris (July 2, 1802 January 5, 1867) was an American steam locomotive builder. He founded the Norris Locomotive Works and through this company pioneered the use of the 4-2-0 (the Norris type) locomotive type in America during the 1840s.

In 1837, William Norris was elected as a member to the American Philosophical Society.