Frank Potter Coburn (December 6, 1858 – November 2, 1932) was an American farmer, banker, and Democratic politician from La Crosse County, Wisconsin.

Frank Coburn was born on December 6, 1858, on his family's farm in the town of Barre, in La Crosse County, Wisconsin.

Coburn was an unsuccessful Democratic candidate for election in 1888 to the 51st United States Congress.

[3] Following his tenure in Congress, Coburn resumed banking interests and agricultural pursuits near West Salem.

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