| Election Name: | 1928 United States Senate election in Florida |
| Country: | Florida |
| Type: | presidential |
| Ongoing: | no |
| Previous Election: | 1922 United States Senate election in Florida |
| Previous Year: | 1922 |
| Next Election: | 1934 United States Senate election in Florida |
| Next Year: | 1934 |
| Election Date: | November 6, 1928 |
| Image1: | Park Trammell.jpg |
| Nominee1: | Park Trammell |
| Party1: | Democratic Party (United States) |
| Popular Vote1: | 153,816 |
| Percentage1: | 68.53% |
| Nominee2: | Barclay Warburton |
| Party2: | Republican Party (US) |
| Popular Vote2: | 70,633 |
| Percentage2: | 31.47% |
| Map Size: | 295px |
| U.S. Senator | |
| Before Election: | Park Trammell |
| Before Party: | Democratic Party (US) |
| After Election: | Park Trammell |
| After Party: | Democratic Party (US) |
| Flag Year: | 1900 |
The 1928 United States Senate election in Florida was held on November 6, 1928.
Incumbent Democratic Senator Park Trammell defeated a primary challenge from Governor of Florida John W. Martin and was re-elected to a third term in office over Republican Barclay Warburton.
Warburton was unopposed for the Republican nomination.