Better Loosen Up (foaled 29 August 1985 – died 15 March 2016) was an Australian Thoroughbred racehorse that won the Japan Cup in 1990 and was named Australia's champion racehorse in 1991. He campaigned from two to seven years of age, and won 17 of his 45 starts, including eight Group One races. In 2004, he was inducted into the Australian Racing Hall of Fame.