| Group 2 race | |
| Location | Rosehill Gardens Racecourse |
|---|---|
| Inaugurated | 1974 |
| Race type | Thoroughbred – Flat racing |
| Sponsor | Hyland (2017) |
| Race information | |
| Distance | 1,500 metres |
| Surface | Turf |
| Track | Right-handed |
| Qualification | Three-year-olds and older |
| Weight | Quality handicap |
| Purse | A$200,000 (2017) |
The Ajax Stakes is an Australian Turf Club Group 2 Thoroughbred quality handicap horse race, for horses aged three years old and upwards, over a distance of 1500 metres, held annually at Rosehill Racecourse in Sydney, Australia in March. Total prize money for the race is A$200,000.
The race is named for the outstanding Hall of Fame horse and 1938 Cox Plate winner Ajax.