The 2020 United States Senate election in Wyoming was held on November 3, 2020, to elect a member of the United States Senate to represent the State of Wyoming, concurrently with the 2020 U.S. presidential election, as well as other elections to the United States Senate in other states and elections to the United States House of Representatives and various state and local elections. Cynthia Lummis defeated Democrat Merav Ben-David by more than 46 percentage points, becoming the first female U.S. Senator from Wyoming and succeeding fellow Republican Mike Enzi, who did not run for reelection. This was the first open Senate seat since 1996, when Enzi was first elected. The Democratic and Republican party primary elections were held on August 18, 2020. This was the first time since 1996 that Democrats won any county for this seat.
Cynthia Lummis won the election with 72.85% of the popular vote, winning 2.91% more than President Donald Trump had won in the concurrent presidential election in the state.
Lummis outperformed fellow Republican Donald Trump in the concurrent presidential election by 2.9%, or 4,541 votes. She also won Albany County by 1%, or 182 raw votes, while Trump lost it by 2.7%, or 513 votes. She performed significantly better in the Democratic stronghold of Teton County, receiving 37.3% of the total vote, compared to Trump's 29.6%.
Counties that flipped from Republican to Democratic
Partisan clients<br />
Voter samples and additional candidates<br />
Official campaign websites