| Election Name: | 1966 United States Senate election in West Virginia |
| Country: | West Virginia |
| Type: | presidential |
| Ongoing: | no |
| Previous Election: | 1960 United States Senate election in West Virginia |
| Previous Year: | 1960 |
| Next Election: | 1972 United States Senate election in West Virginia |
| Next Year: | 1972 |
| Election Date: | November 8, 1966 |
| Nominee1: | Jennings Randolph |
| Party1: | Democratic Party (United States) |
| Popular Vote1: | 292,325 |
| Percentage1: | 59.51% |
| Nominee2: | Francis J. Love |
| Party2: | Republican Party (United States) |
| Popular Vote2: | 198,891 |
| Percentage2: | 40.49% |
| Map Size: | 245px |
| U.S. Senator | |
| Before Election: | Jennings Randolph |
| Before Party: | Democratic Party (United States) |
| After Election: | Jennings Randolph |
| After Party: | Democratic Party (United States) |
The 1966 United States Senate election in West Virginia was held on November 8, 1966. Incumbent Democratic U.S. Senator Jennings Randolph won re-election to a third term and a second full term.
Primary elections were held on May 10, 1966.