Ole P. Hoff (May 17, 1853 – March 18, 1924) was a Norwegian-American Republican politician and the first commissioner of labor in the U.S. state of Oregon. Hoff was the sole employee of the Bureau of Labor Statistics and Inspector of Factories and Workshops (now the Oregon Bureau of Labor and Industries) when he was appointed commissioner after the bureau's creation by the state legislature on June 2, 1903. He served as Labor Commissioner until 1919, when he became the Oregon State Treasurer. He died in office on March 18, 1924.