| Horse race | |
| Location | Newmarket Racecourse Newmarket, England |
|---|---|
| Inaugurated | 1757 |
| Race type | Flat / Thoroughbred |
| Race information | |
| Distance | 3 miles 6½ furlongs |
| Surface | Turf |
| Qualification | Five-year-olds |
| Weight | 9 st (57 kg) |
The 1200 Guineas Stakes was a flat horse race in Great Britain open to thoroughbreds aged five years. It was run at Newmarket and was one of the most important races of the second half of the 18th century.