John Winfield Wallace (December 20, 1818 – June 24, 1889) was a Republican member of the U.S. House of Representatives from Pennsylvania.
John Winfield Wallace was born near Beaver Falls, Pennsylvania.
He graduated from Jefferson Medical College at Philadelphia in 1846 and commenced the practice of medicine in Darlington.
He moved to New Castle, Pennsylvania, in 1850, and held several local offices.
During the Civil War, Wallace served as paymaster in the Union Army.