text: 2020 United States Senate election in Wyoming
  
  The 2020 United States Senate election in Wyoming will be 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. This is the first election to an open U.S. Senate seat in Wyoming since 1996.
  
  Republican primary
  
  Candidates
  
  Declared
  Mark Armstrong, geologist
  Cynthia Lummis, former U.S. Representative for Wyoming's at-large congressional district and former Treasurer of Wyoming
  Robert Short, Converse County commissioner and businessman
  Joshua Wheeler, Wyoming Army National Guard veteran
  
  Potential
  Jillian Balow, Wyoming Superintendent of Public Instruction
  David Dodson, businessman and candidate for U.S. Senate in 2018
  Affie Ellis, state senator
  Foster Friess, businessman and candidate for Governor of Wyoming in 2018
  Robert Grady, policy adviser to former President George H.W. Bush and former Governor of Wyoming Matt Mead
  Tyler Lindholm, state representative
  Tara Nethercott, state senator
  
  Declined
  Liz Cheney, incumbent U.S. Representative for Wyoming's at-large congressional district, Chair of House Republican Conference, and daughter of former Vice President Dick Cheney
  Mike Enzi, incumbent U.S. Senator
  Matt Mead, former Governor of Wyoming
  Marian Orr, mayor of Cheyenne (running for re-election)
  
  Endorsements
  
  Polling
  Polls with a sample size of <100 have their sample size entries marked in red to indicate a lack of reliability.
  
  Results
  
  Democratic primary
  
  Candidates
  
  Declared
  Merav Ben-David, University of Wyoming ecology professor
  Chuck Jagoda, teacher
  Yana Ludwig, activist and community organizer
  
  Potential
  Dave Freudenthal, former Governor of Wyoming
  Mike Gierau, state senator
  John Hastert, former state senator
  Gary Trauner, businessman, nominee for Wyoming's at-large congressional district in 2006 and 2008, and nominee for U.S. Senate in 2018
  
  Endorsements
  
  Polling
  Polls with a sample size of <100 have their sample size entries marked in red to indicate a lack of reliability.
  
  Results
  
  General election
  
  Predictions
  
  Notes
  Partisan clients
  
  Voter samples and additional candidates
  
  References
  
  External links
  Official campaign websites
   R. Mark Armstrong (R) for Senate
   Merav Ben-David (D) for Senate
   Yana Ludwig (D) for Senate
   Cynthia Lummis (R) for Senate
   Robert Short (R) for Senate
   Joshua Wheeler (R) for Senate
  
  2020
  Wyoming
  United States Senate