| Election Name: | United States Senate election in Vermont, 1920 |
| Country: | Vermont |
| Flag Year: | 1837 |
| Type: | presidential |
| Ongoing: | no |
| Previous Election: | United States Senate election in Vermont, 1914 |
| Previous Year: | 1914 |
| Next Election: | United States Senate special election in Vermont, 1923 |
| Next Year: | 1923 |
| Image1: | File:William Paul Dillingham.jpg |
| Nominee1: | William P. Dillingham |
| Party1: | Republican Party (United States) |
| Popular Vote1: | 69,650 |
| Percentage1: | 78.06% |
| Party2: | Democratic Party (United States) |
| Nominee2: | Howard Shaw |
| Popular Vote2: | 19,580 |
| Percentage2: | 21.94% |
| U.S. Senator | |
| Before Election: | William P. Dillingham |
| Before Party: | Republican Party (United States) |
| After Election: | William P. Dillingham |
| After Party: | Republican Party (United States) |
The 1920 United States Senate election in Vermont took place on November 2, 1920. Incumbent Republican William P. Dillingham successfully ran for re-election to another term in the United States Senate, defeating Democratic candidate Howard E. Shaw. Dillingham died in July 1923, vacating the seat until a special election could be held in November 1923.