1940 United States Senate election in Tennessee

The 1940 United States Senate election in Tennessee was held on November 5, 1940. Incumbent Democratic Senator Kenneth D. McKellar was re-elected to a fifth term in office, defeating Republican Howard Baker.

Candidates

 * Kenneth McKellar, incumbent senator since 1917
 * John Randolph Neal Jr., attorney, academic, and perennial candidate
 * Claude C. Tolen

Candidates

 * Howard Baker Sr., former state representative and candidate for governor in 1938 (Republican)
 * Kenneth McKellar, incumbent senator since 1917 (Democratic)
 * John Randolph Neal Jr., attorney, academic, and perennial candidate (independent)