The Winx Guineas, registered as the Sunshine Coast Guineas is a Sunshine Coast Turf Club Group 3 Thoroughbred horse race for three-year-olds, under set weights conditions, over a distance of 1600 metres at Corbould Park Racecourse, Caloundra, Queensland, Australia during the Queensland Winter Racing Carnival.
In 2015 the event was held earlier than the usual late June or early July timing during the Queensland Winter Racing Carnival.
In 2020 the race was renamed the Winx Guineas, in honour of Australian Racing Hall of Fame horse Winx who won the race in 2015, that began a 33 race winning streak.
The following are past winners of the race.