# 1984 United States Senate election in Maine

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The 1984 United States Senate election in Maine was held on November 7, 1984. Incumbent Republican U.S. Senator William Cohen won re-election to a second term in a landslide.

## Major candidates
### Democratic

* Libby Mitchell, State Representative since 1974

### Republican

* William Cohen, U.S. Senator since 1979 and former U.S. Representative from Maine's 2nd congressional district (1973–1979)

## Results

General election results :
| Party | Party | Candidate | Votes | % |
| | Republican | William Cohen (incumbent) | 404,414 | 73.34% |
| | Democratic | Libby Mitchell | 142,626 | 25.87% |
| | Constitutionalist | P. Ann Stoddard | 4,338 | 0.79% |
| Total votes | Total votes | Total votes | 551,378 | 100.00% |
| | Republican hold | Republican hold | Republican hold | Republican hold |