| Election Name: | 1930 United States Senate election in Michigan |
| Country: | Michigan |
| Type: | presidential |
| Ongoing: | no |
| Previous Election: | 1924 United States Senate election in Michigan |
| Previous Year: | 1924 |
| Next Election: | 1936 United States Senate election in Michigan |
| Next Year: | 1936 |
| Election Date: | November 4, 1930 |
| Image1: | File:Sen. Jas. Couzens, (12-1-22) LCCN2016847013 (cropped).jpg |
| Nominee1: | James J. Couzens |
| Party1: | Republican Party (US) |
| Popular Vote1: | 634,577 |
| Percentage1: | 78.15% |
| Party2: | Democratic Party (US) |
| Popular Vote2: | 169,757 |
| Percentage2: | 20.91% |
| Map Size: | 300px |
| U.S. Senator | |
| Before Party: | Republican Party (US) |
| After Party: | Republican Party (US) |
The 1930 United States Senate election in Michigan was held on November 4, 1930. Incumbent Republican U.S. Senator James J. Couzens was re-elected to a second term in office over Democratic former U.S. Representative Thomas A. E. Weadock.
Despite the national wave favoring Democrats, Couzens won by a landslide even larger than his 1924 landslide.