Sydney Football Club, commonly known as Sydney FC, is a professional soccer club based in Sydney, New South Wales, Australia. Established in 2004, Sydney FC was among the eight founding teams for the inaugural 2005–06 A-League season. The club's home ground was the Allianz Stadium in Moore Park, before the 2018–19 season. Domestically, Sydney have won a record five championships, four premierships and two Australia Cups.