Belmont Derby
| Class | Grade I | 
|---|---|
| Location | Belmont Park Elmont, New York, United States | 
| Inaugurated | 1929 (as Jamaica Handicap) | 
| Race type | Thoroughbred – Flat racing | 
| Website | www | 
| Race information | |
| Distance | 1+1⁄4 miles (10 furlongs) | 
| Surface | Turf | 
| Track | Left-handed | 
| Qualification | Three-year-olds | 
| Weight | Northern Hemisphere: Colts & Geldings 122 lbs. Fillies 119 lbs. Southern Hemisphere: Colts and Geldings 126 lbs. Fillies 123 lbs. | 
| Purse | US$750,000 (2023) | 
The Belmont Derby is an American Grade I stakes race for three-year-old Thoroughbred race horse run over a distance of 1+1⁄4 miles on the turf at Belmont Park in July. The purse for the 2023 race is US$750,000.