See also: 2020 Wyoming elections.
| Election Name: | 2020 Wyoming State Senate election |
| Country: | Wyoming |
| Type: | legislative |
| Ongoing: | no |
| Previous Election: | 2018 Wyoming State Senate election |
| Previous Year: | 2018 |
| Next Election: | 2022 Wyoming State Senate election |
| Next Year: | 2022 |
| Seats For Election: | 15 of the 30 seats in the Wyoming Senate |
| Majority Seats: | 16 |
| Election Date: | November 3, 2020 |
| Leader1: | Drew Perkins |
| Color1: | FF0000 |
| Party1: | Republican |
| Leader Since1: | January 8, 2019 |
| Leaders Seat1: | 29th district |
| Last Election1: | 27 seats, 63.37% |
| Seats Before1: | 27 |
| Seats1: | 28 |
| Seat Change1: | 1 |
| Popular Vote1: | 109,312 |
| Percentage1: | 86.86% |
| Swing1: | 23.19% |
| Leader2: | Chris Rothfuss |
| Color2: | 0000FF |
| Party2: | Democratic |
| Leader Since2: | January 7, 2013 |
| Leaders Seat2: | 9th district |
| Last Election2: | 3 seats, 22.29% |
| Seats Before2: | 3 |
| Seats2: | 2 |
| Seat Change2: | 1 |
| Popular Vote2: | 14,559 |
| Percentage2: | 11.57% |
| Swing2: | 10.72% |
| Map Size: | 350px |
| President of the Senate | |
| Before Election: | Drew Perkins |
| Before Party: | Republican |
| After Election: | Dan Dockstader[1] |
| After Party: | Republican |
The 2020 Wyoming State Senate elections was held as part of the biennial elections in the United States. Wyoming voters elected state senators in 15 of the 30 state Senate districts. State senators serve four-year terms in the Wyoming State Senate.
Elections for the office of Wyoming State Senate took place in 2020. The general election was held on November 3, 2020. A primary was scheduled for August 18, 2020. The filing deadline was May 29, 2020.[2]
Four incumbents did not run for re-election in 2020. Those incumbents are:
One Republicans lost renomination.
| Party | Candidates | Votes | Seats | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
| % | Before | Up | Won | After | +/– | |||||
| Republican | 15 | 109,312 | 86.86% | 27 | 14 | 15 | 28 | 1 | ||
| Democratic | 5 | 14,559 | 11.57% | 3 | 1 | 0 | 2 | 1 | ||
| Libertarian | 1 | 1,762 | 1.40% | 0 | 0 | 0 | 0 | |||
| Write-in | 221 | 0.17% | 0 | 0 | 0 | 0 | ||||
| Total | 125,854 | 100.00% | 30 | 15 | 15 | 30 | ||||
| Source: Wyoming Elections Results | ||||||||||
| District | Winner | Margin | ||
|---|---|---|---|---|
| District 12 | data-sort-value=1 | Republican (flip) | 12.0% | |
| District 10 | data-sort-value=1 | Republican | 12.5% |
| State Senate district[4] | Incumbent | Party | Elected Senator | Party | |||
|---|---|---|---|---|---|---|---|
| 2nd | Brian Boner | Rep | Brian Boner | Rep | |||
| 4th | Tara Nethercott | Rep | Tara Nethercott | Rep | |||
| 6th | Anthony Bouchard | Rep | Anthony Bouchard | Rep | |||
| 8th | Affie Ellis | Rep | Affie Ellis | Rep | |||
| 10th | Glenn Moniz | Rep | Dan Furphy | Rep | |||
| 12th | Liisa Anselmi-Dalton | Dem | John Kolb | Rep | |||
| 14th | Fred Baldwin | Rep | Fred Baldwin | Rep | |||
| 16th | Dan Dockstader | Rep | Dan Dockstader | Rep | |||
| 18th | Hank Coe | Rep | Tim French | Rep | |||
| 20th | Wyatt Agar | Rep | Edward Cooper | Rep | |||
| 22nd | Dave Kinskey | Rep | Dave Kinskey | Rep | |||
| 24th | Michael Von Flatern | Rep | Troy McKeown | Rep | |||
| 26th | Eli Bebout | Rep | Tim Salazar | Rep | |||
| 28th | James Lee Anderson | Rep | James Lee Anderson | Rep | |||
| 30th | Charles Scott | Rep | Charles Scott | Rep | |||