| Election Name: | 1942 United States Senate election in Tennessee |
| Country: | Tennessee |
| Type: | presidential |
| Ongoing: | no |
| Previous Election: | 1938 United States Senate special election in Tennessee |
| Previous Year: | 1938 |
| Next Election: | 1948 United States Senate election in Tennessee |
| Next Year: | 1948 |
| Election Date: | November 3, 1942 |
| Image1: | Arthur Thomas Stewart (1892–1972) - S000901.jpg |
| Nominee1: | Tom Stewart |
| Party1: | Democratic Party (US) |
| Popular Vote1: | 109,881 |
| Percentage1: | 68.88% |
| Nominee2: | F. Todd Meacham |
| Party2: | Republican Party (US) |
| Popular Vote2: | 34,324 |
| Percentage2: | 21.52% |
| Senator | |
| Before Election: | Tom Stewart |
| Before Party: | Democratic Party (US) |
| After Election: | Tom Stewart |
| After Party: | Democratic Party (US) |
| Percentage3: | 9.60% |
| Popular Vote3: | 15,317 |
| Image3: | File:John Randolph Neal 1925 (cropped).jpg |
| Party3: | Independent politician |
| Nominee3: | John Randolph Neal Jr. |
The 1942 United States Senate election in Tennessee took place on November 3, 1942, concurrently with United States Senate elections in other states as well as elections to the United States House of Representatives and various state and local elections. Incumbent Democratic Senator Tom Stewart won re-election to a full term, defeating Republican candidate F. Todd Meacham.[1] [2]