| Election Name: | 1916 United States Senate election in Wisconsin |
| Country: | Wisconsin |
| Flag Year: | 1913 |
| Type: | presidential |
| Ongoing: | no |
| Previous Election: | 1911 United States Senate election in Wisconsin |
| Previous Year: | 1911 |
| Next Election: | 1922 United States Senate election in Wisconsin |
| Next Year: | 1922 |
| Election Date: | November 7, 1916 |
| Image1: | File:Famous Living Americans - Robert M. LaFollette.jpg |
| Nominee1: | Robert M. La Follette |
| Party1: | Republican Party (US) |
| Popular Vote1: | 249,906 |
| Percentage1: | 59.23% |
| Party2: | Democratic Party (US) |
| Popular Vote2: | 134,611 |
| Percentage2: | 31.90% |
| Image3: | File:Richard Elsner.png |
| Party3: | Socialist Party (US) |
| Popular Vote3: | 28,908 |
| Percentage3: | 6.85% |
| U.S. Senator | |
| Before Party: | Republican Party (United States) |
| After Party: | Republican Party (United States) |
| Map Size: | 250px |
The 1916 United States Senate election in Wisconsin was held on November 7, 1916.
Incumbent Republican U.S. Senator Robert M. La Follette was re-elected to a third term in office over Democrat William F. Wolfe and Socialist Richard Elsner.