The 1930 United States Senate election in Michigan was held on November 4, 1930. Incumbent
Republican U.S. Senator
James J. Couzens was re-elected to a second term in office over Democratic former U.S. Representative
Thomas A. E. Weadock.
Despite the
national wave favoring Democrats, Couzens won by a
landslide even larger than his 1924 landslide.
General election
Candidates
James J. Couzens, incumbent U.S. Senator since 1922 (Republican)