| Grindstone | |
|---|---|
| Sire | Unbridled |
| Grandsire | Fappiano |
| Dam | Buzz My Bell |
| Damsire | Drone |
| Sex | Stallion |
| Foaled | January 23, 1993[1] |
| Died | March 22, 2022 (aged 29) |
| Country | United States |
| Colour | Bay |
| Breeder | Overbrook Farm |
| Owner | Oakhurst Farm |
| Trainer | D. Wayne Lukas |
| Record | 6: 3-2-0 |
| Earnings | $1,224,510 |
| Major wins | |
| Louisiana Derby (1996) Kentucky Derby (1996) | |
| Honors | |
| Fair Grounds Racing Hall of Fame (2000) | |
| Last updated on October 30, 2021 | |
Grindstone (January 23, 1993 – March 22, 2022[2]) was a Thoroughbred racehorse, best known for winning the 1996 Kentucky Derby.