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      Data: MIT Election Lab, VEST, Census Bureau
      Home/Elections/1966/Governor/Connecticut
      1966·Governor·Connecticut

      Connecticut Governor

      Winner
      DEM
      John N. Dempsey
      55.7%561,599 votes
      Runner-up
      REP
      E. Clayton Gengras
      44.3%446,536 votes
      Margin
      D+11.4
      1,008,135 total votes
      2 candidates1,008,135 total votes
      CandidatePartyVotes ▼%Vote Share
      John N. DempseyDEM✓
      		DEM561,59955.7%
      E. Clayton GengrasREP
      		REP446,53644.3%

      Seat History

      Governor in Connecticut

      2022
      Ned LamontDEM
      D+12.9
      2018
      Ned LamontDEM
      D+3.1
      2014
      Dan MalloyDEM
      D+2.6
      2010
      Dan MalloyDEM
      D+0.6
      2006
      M Jodi RellREP
      R+27.8
      2002
      John G RowlandREP
      R+12.2
      1998
      John G RowlandREP
      R+27.5
      1994
      John G RowlandREP
      R+3.5
      1990
      OtherOTH
      R+16.6
      1986
      William A. O'NeillDEM
      D+16.8
      1982
      William A. O'NeillDEM
      D+7.4
      1978
      Ella T. GrassoDEM
      D+18.4
      1974
      Ella T. GrassoDEM
      D+18.4
      1970
      Thomas J. MeskillREP
      R+7.5
      View all Governor history for Connecticut →

      Candidates

      E. Clayton GengrasREP
      Record0W-1L
      Avg MarginD+11.4
      Career1966-1966
      Governor
      Full profile →
      John N. DempseyDEM
      Record2W-0L
      Avg MarginD+8.9
      Career1962-1966
      Governor
      Full profile →
      ← All 1966 Governor races1966 overviewConnecticut profileAll elections