The Australian Derby is a prestigious horse race held annually in Sydney, Australia. It takes place on the first Saturday in April and is part of the Sydney Autumn Racing Carnival. The race is open to three-year-old thoroughbreds and covers a distance of 2,400 meters, making it one of the key events in the Australian horse racing calendar. Established in 1861, the Australian Derby is known for its rich history and significant prize money. It attracts top horses, trainers, and jockeys from across the country, contributing to its reputation as a major event in the world of horse racing.