Stephen Asa Northway (June 19, 1833 – September 8, 1898) was an American lawyer and politician who served as a U.S. Representative from Ohio from 1893 to 1898.

Born in Christian Hollow, New York, Northway moved with his parents in 1840 to the township of Orwell, Ohio. He attended the district school, Kingsville Academy, and Orwell Academy. He taught school. He studied law.

He was admitted to the bar in 1859 and commenced practice in Jefferson, Ohio. He served as prosecuting attorney of Ashtabula County 1861-1865. He served as member of the State house of representatives in 1865 and 1866. He resumed the practice of law.

Northway was elected as a Republican to the Fifty-third, Fifty-fourth, and Fifty-fifth Congresses and served from March 4, 1893, until his death in Jefferson, Ohio, on September 8, 1898. He was interred in Oakdale Cemetery.

Wikimedia Commons has media related to Stephen A. Northway.

• List of United States Congress members who died in office (1790–1899)

• United States Congress. "Stephen A. Northway (id: N000144)". Biographical Directory of the United States Congress.

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