| Election Name: | 1945 Virginia gubernatorial election |
| Country: | Virginia |
| Type: | presidential |
| Ongoing: | no |
| Previous Election: | 1941 Virginia gubernatorial election |
| Previous Year: | 1941 |
| Next Election: | 1949 Virginia gubernatorial election |
| Next Year: | 1949 |
| Election Date: | November 6, 1945 |
| Flag Year: | 1861 |
| Image1: | File:William M. Tuck.jpg |
| Nominee1: | William M. Tuck |
| Party1: | Democratic Party (United States) |
| Popular Vote1: | 112,355 |
| Percentage1: | 66.6% |
| Nominee2: | S. Floyd Landreth |
| Party2: | Republican Party (United States) |
| Popular Vote2: | 52,386 |
| Percentage2: | 31.0% |
| Map Size: | 300px |
| Governor | |
| Before Election: | Colgate Darden |
| Before Party: | Democratic Party (United States) |
| After Election: | William M. Tuck |
| After Party: | Democratic Party (United States) |
In the 1945 Virginia gubernatorial election, incumbent Governor Colgate Darden, a Democrat, was unable to seek re-election due to term limits. Lieutenant Governor William M. Tuck was nominated by the Democratic Party to run against Republican state senator S. Floyd Landreth.