Orlando Kellogg (June 18, 1809 – August 24, 1865) was a U.S. Representative from New York during the latter half of the American Civil War and the early days of Reconstruction.

He went on to study law, was admitted to the bar in 1838, and commenced practice in Elizabethtown.

He resumed the practice of his profession in Elizabethtown, New York.

Kellogg was elected as a Republican to the Thirty-eighth and Thirty-ninth Congresses and served from March 4, 1863, until his death in Elizabethtown, New York, August 24, 1865.

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