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

      New Hampshire US Senate

      Winner
      DEM
      Thomas McIntyre
      54.0%123,888 votes
      Runner-up
      REP
      Harrison R. Thyng
      45.9%105,241 votes
      Margin
      D+8.1
      229,305 total votes
      3 candidates229,305 total votes
      CandidatePartyVotes ▼%Vote Share
      Thomas McIntyreDEM✓
      		DEM123,88854.0%
      Harrison R. ThyngREP
      		REP105,24145.9%
      OtherOTH
      		OTH1760.1%

      Seat History

      US Senate in New Hampshire(Class I)

      2022
      Maggie Wood HassanDEM
      D+9.2
      2020
      Jeanne ShaheenDEM
      D+15.7
      2016
      Maggie Wood HassanDEM
      D+0.1
      2014
      Jeanne ShaheenDEM
      D+3.2
      2010
      Kelly AyotteREP
      R+23.2
      2008
      Jeanne ShaheenDEM
      D+6.3
      2004
      Judd GreggREP
      R+32.5
      2002
      John E SununuREP
      R+4.4
      1998
      Judd GreggREP
      R+39.6
      1996
      Bob SmithREP
      R+3.0
      1992
      Judd GreggREP
      R+2.8
      1990
      Bob SmithREP
      R+33.8
      1986
      Warren B. RudmanREP
      R+30.6
      1984
      Gordon J HumphreyREP
      R+17.8
      1980
      Warren B. RudmanREP
      R+4.3
      View all US Senate history for New Hampshire →

      Candidates

      Harrison R. ThyngREP
      Record0W-1L
      Avg MarginD+8.1
      Career1966-1966
      US Senate
      Full profile →
      Thomas McIntyreDEM
      Record3W-1L
      Avg MarginD+6.1
      Career1962-1978
      US Senate
      Full profile →

      Also in New Hampshire, 1966

      Governor1 contest →
      ← All 1966 US Senate races1966 overviewNew Hampshire profileAll elections