Metcalf: 50–60% 60–70% 70–80%
Hibbard: 50–60% 60–70% 70–80%
The 1972 United States Senate election in Montana took place on November 7, 1972. Incumbent United States Senator Lee Metcalf, who was first elected to the Senate in 1960 and was re-elected in 1966, ran for re-election. After winning the Democratic primary, he moved on to the general election, where he faced Hank Hibbard, a State Senator and the Republican nominee. Following a close campaign, Metcalf managed to narrowly win re-election to his third term in the Senate over Hibbard.
|Democratic||Lee Metcalf (incumbent)||106,491||86.42%|
- Hank Hibbard, State Senator
- Harold E. Wallace, 1970 Republican nominee for the Senate
- Norman C. Wheeler
- Merrill K. Riddick
|Republican||Harold E. Wallace||26,463||30.57%|
|Republican||Norman C. Wheeler||13,826||15.97%|
|Republican||Merrill K. Riddick||3,259||3.76%|
|Democratic||Lee Metcalf (incumbent)||163,609||51.95%||-1.22%|
- "Report of the Official Canvass of the Vote Cast at the Primary Election Held in the State of Montana and of the Vote Cast at the Separate Election for Ratification or Rejection of the Proposed Constitution, June 6, 1972" (PDF). Montana Secretary of State. Archived from the original (PDF) on 2013-06-15. Retrieved July 2, 2014.
- "Statistics of the Presidential and Congressional Election of November 7, 1972" (PDF). Clerk of the United States House of Representatives. Retrieved July 2, 2014.