South Stradbroke Island, colloquially South Straddie, is an island that lies within Moreton Bay in the Australian state of Queensland, south of Brisbane and forms the northern end of Gold Coast. The island is a locality within the City of Gold Coast. In the 2021 census, South Stradbroke had a population of 142 people.

Moreton Bay is a bay located on the eastern coast of Australia 14 kilometres (8.7 mi) from central Brisbane, Queensland. It is one of Queensland's most important coastal resources. The waters of Moreton Bay are a popular destination for recreational anglers and are used by commercial operators who provide seafood to market.