Leverett A. Saltonstall (September 1, 1892 – June 17, 1979) was an American lawyer and politician from Massachusetts. He served three two-year terms as the 55th Governor of Massachusetts, and for more than twenty years as a United States Senator (1945–1967). Saltonstall was internationalist in foreign policy and moderate on domestic policy, serving as a well-liked mediating force in the Republican Party. He was the only member of the Republican Senate leadership to vote for the censure of Joseph McCarthy.

He served with John F. Kennedy as the other senator from Massachusetts.