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]