The Doomben Cup is a Group 1 Australian Thoroughbred horse race for three year olds and over, run under Weight for Age conditions over a distance of 2020 metres at Doomben Racecourse, Brisbane in May. Total prizemoney is AUD$505,500.
- 1933 - 1937 held over 10 furlongs (approx 2000 metres).
- 1938 - 1972 held over 11 furlongs (approx 2200 metres).
- 1989 held over 2160 metres.
- 1990 - 2001 held over 2020 metres.