| Class | Group 1 |
|---|---|
| Location | Caulfield Racecourse, Melbourne, Australia |
| Inaugurated | 1951 |
| Race type | Thoroughbred |
| Sponsor | Sportsbet (2024) |
| Race information | |
| Distance | 1,400 metres |
| Surface | Turf |
| Qualification | Three year old and older |
| Weight | Open handicap |
| Purse | $1,000,000 (2024) |
The Sir Rupert Clarke Stakes, registered as the Invitation Stakes, is a Melbourne Racing Club Group 1 Thoroughbred open handicap horse race, run over a distance of 1400 metres at Caulfield Racecourse, Melbourne, Australia in late September. Total prize money for the race is A$1,000,000.
Prior to 1994, the race was held on Royal Melbourne Show Day, which was observed on the Thursday in the last full week of September as a public holiday. [1] The race was renamed in 2005 after former chairman of the Victorian Amateur Turf Club, Sir Rupert Clarke, who died in 2005. [2]