Cecil Dale Andrus was an American politician who served as 26th and 28th governor of Idaho, for a total of fourteen years. A Democrat, he also served as U.S. Secretary of the Interior from 1977 to 1981 during the Carter Administration. Andrus lost his first gubernatorial election in 1966 but won four and his fourteen years as governor is the most in state history. He is the most recent Democrat to have held the office.

John Victor Evans Sr. was an American politician from Idaho. A member of the Democratic Party, he was the state's 27th governor and was in office for 10 years, from 1977 to 1987.