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      Data: MIT Election Lab, VEST, Census Bureau
      Home/Elections/1966/US Senate/Wyoming
      1966·US Senate·Wyoming

      Wyoming US Senate

      Winner
      REP
      Clifford P. Hansen
      51.8%63,548 votes
      Runner-up
      DEM
      Teno Roncalio
      48.2%59,143 votes
      Margin
      R+3.6
      122,691 total votes
      2 candidates122,691 total votes
      CandidatePartyVotes ▼%Vote Share
      Clifford P. HansenREP✓
      		REP63,54851.8%
      Teno RoncalioDEM
      		DEM59,14348.2%

      Seat History

      US Senate in Wyoming(Class II)

      2024
      John BarrassoREP
      R+51.0
      2020
      Cynthia M LummisREP
      R+46.1
      2018
      John BarrassoREP
      R+36.9
      2014
      Michael B EnziREP
      R+54.7
      2012
      John BarrassoREP
      R+54.0
      2008(S)
      John BarrassoREP
      R+46.8
      2008
      Michael B EnziREP
      R+51.4
      2006
      Craig ThomasREP
      R+40.1
      2002
      Michael B EnziREP
      R+45.9
      2000
      Craig ThomasREP
      R+51.7
      1996
      Michael B EnziREP
      R+11.8
      1994
      Craig ThomasREP
      R+19.6
      1990
      Alan K. SimpsonREP
      R+27.9
      1988
      Malcolm WallopREP
      R+0.7
      1984
      Alan K. SimpsonREP
      R+56.6
      View all US Senate history for Wyoming →

      Candidates

      Clifford P. HansenREP
      Record3W-0L
      Avg MarginR+18.4
      Career1962-1972
      US Senate / Governor
      Full profile →
      Teno RoncalioDEM
      Record1W-1L
      Avg MarginR+3.6
      Career1966-1976
      US House / US Senate
      Full profile →

      Also in Wyoming, 1966

      Governor1 contest →
      ← All 1966 US Senate races1966 overviewWyoming profileAll elections