John Theodore Buckbee (August 1, 1871 – April 23, 1936) was an American farmer, businessman, and politician who served five terms as a U.S. Representative from Illinois from 1927 until his death in 1936.

He studied agriculture and horticulture in Austria, France, Holland, Denmark, Sweden, Belgium, Italy, and Great Britain.

Buckbee was elected as a Republican to the Seventieth and to the four succeeding Congresses.

He served from March 4, 1927, until his death in Rockford, Illinois, April 23, 1936.

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