Frank Livezey Roberts (December 28, 1915 – October 31, 1993) was an American politician from the state of Oregon. A Democrat, Roberts served in both houses of the Oregon Legislative Assembly. He served two terms in the Oregon House of Representatives and most of five terms in the Oregon Senate before resigning due to poor health. Roberts was married three times, including to Barbara Roberts, who was the first woman to serve as Governor of Oregon, and to Betty Roberts, who was the first woman to serve as a justice of the Oregon Supreme Court.