| Election Name: | United States Senate special election in Virginia, 1920 |
| Country: | Virginia |
| Flag Year: | 1861 |
| Type: | presidential |
| Ongoing: | no |
| Previous Election: | 1918 United States Senate election in Virginia |
| Previous Year: | 1918 |
| Next Election: | 1924 United States Senate election in Virginia |
| Next Year: | 1924 |
| Election Date: | November 2, 1920 |
| Nominee1: | Carter Glass |
| Party1: | Democratic Party (United States) |
| Popular Vote1: | 184,646 |
| Percentage1: | 91.31% |
| Nominee2: | J. R. Pollard |
| Party2: | Republican Party (United States) |
| Popular Vote2: | 17,576 |
| Percentage2: | 8.69% |
| U.S. Senator | |
| Before Election: | Carter Glass |
| Before Party: | Democratic Party (United States) |
| After Election: | Carter Glass |
| After Party: | Democratic Party (United States) |
The 1920 United States Senate special election in Virginia was held on Tuesday November 2. Appointed Senator Carter Glass defeated Republican J. R. Pollard and was elected to finish the term of Democrat Thomas S. Martin, who died the previous year. Glass and fellow Senator Claude A. Swanson were the first U.S. senators to be elected by popular vote (Martin ran unopposed in 1918) following the passage of the Seventeenth Amendment.