| Election Name: | 1942 United States Senate election in Alabama |
| Country: | Alabama |
| Type: | presidential |
| Ongoing: | no |
| Previous Election: | 1936 United States Senate election in Alabama |
| Previous Year: | 1936 |
| Next Election: | 1946 United States Senate special election in Alabama |
| Next Year: | 1946 (special) |
| Election Date: | November 3, 1942 |
| Image1: | John H Bankhead II.jpg |
| Nominee1: | John H. Bankhead II |
| Party1: | Democratic Party (US) |
| Popular Vote1: | 69,212 |
| Percentage1: | 100.0% |
| Map Size: | 250px |
| U.S. Senator | |
| Before Election: | John H. Bankhead II |
| Before Party: | Democratic Party (US) |
| After Election: | John H. Bankhead II |
| After Party: | Democratic Party (US) |
The 1942 United States Senate election in Alabama was held on November 3, 1942.
Incumbent two term Senator John H. Bankhead II won re-election to a third term unopposed. However, Bankhead would not complete his term as he died on June 12, 1946.