Zac Purton is an Australian jockey who lives in Hong Kong.

The Caulfield Cup is a Melbourne Racing Club Group 1 Thoroughbred horse race held under handicap conditions. This is for all horses aged three years old and older. It takes place over a distance of 2400 metres at the Caulfield Racecourse, Melbourne, Australia in mid October. The prize money is A$5,000,000.