Paul C. Cannon (May 9, 1896 – November 3, 1986) was an American businessman and Democratic Party politician who served as the 18th and 20th lieutenant governor of Montana from 1949 to 1953 and again from 1957 to 1961.

He also met his eventual wife, Caroline Duffes, and the two married in Salt Lake City, Utah, on May 25, 1923.

Cannon's first foray into politics was his three-term stint in the Montana House of Representatives from 1939 to 1945, during which he served as Speaker pro Tempore and Democratic floor leader of that legislative body.

[1] He was also elected to the Montana lieutenant governorship twice, serving under Governors John W. Bonner and J. Hugo Aronson.

[2] Cannon was nominated by the Montana Democratic Party to be their gubernatorial candidate in 1960, but he lost the election to Republican State Senator Donald G.