Oscar William Swift (April 11, 1869 – June 30, 1940) was a U.S. Representative from New York.

Born in Paines Hollow, New York, Swift moved to Michigan with his parents, who settled in Adrian in 1877.

He attended the public schools and the University of Michigan at Ann Arbor.

He was admitted to the bar in 1897 and commenced practice in New York City.

This article incorporates public domain material from the Biographical Directory of the United States Congress