The 2014 United States Senate election in Tennessee took place on November 4, 2014, to elect a member of the United States Senate from the State of Tennessee. Incumbent Republican U.S. Senator Lamar Alexander defeated Democrat Gordon Ball, and was re-elected to a third term in office with 61.9% of the vote against 31.9%.

The 2020 United States Senate election in Tennessee was held on November 3, 2020, concurrently with other elections to the United States Senate. The 2020 U.S. presidential election and elections to the U.S. House of Representatives were also held, as well as the State Senate and State House elections. Incumbent Republican Senator Lamar Alexander announced that he would not run for re-election on December 17, 2018. The former United States Ambassador to Japan, Bill Hagerty won the open seat by a large margin defeating his Democratic opponent Marquita Bradshaw.