| Election Name: | 1990 United States Senate election in Tennessee |
| Country: | Tennessee |
| Type: | presidential |
| Ongoing: | no |
| Previous Election: | 1984 United States Senate election in Tennessee |
| Previous Year: | 1984 |
| Next Election: | 1994 United States Senate special election in Tennessee |
| Next Year: | 1994 (special) |
| Election Date: | November 6, 1990 |
| Image1: | Al Gore Senate portrait (cropped).jpg |
| Nominee1: | Al Gore |
| Party1: | Democratic Party (United States) |
| Popular Vote1: | 529,914 |
| Percentage1: | 67.72% |
| Nominee2: | William R. Hawkins |
| Party2: | Republican Party (United States) |
| Popular Vote2: | 233,324 |
| Percentage2: | 29.92% |
| Map Size: | 300px |
| U.S. Senator | |
| Before Election: | Al Gore |
| Before Party: | Democratic Party (United States) |
| After Election: | Al Gore |
| After Party: | Democratic Party (United States) |
The 1990 United States Senate election in Tennessee was held on November 6, 1990, to select the U.S. Senator from the state of Tennessee. Incumbent Senator Al Gore won re-election to a second term in a landslide, sweeping every county in the state.
As of, this was the last time the Democrats won a U.S. Senate election in Tennessee, and also the most recent U.S. Senate election in Tennessee in which several counties, including Knox County and Hamilton County, went to the Democratic candidate.