Billabong is an Australian surfwear and lifestyle brand that was founded in 1973 on the Gold Coast of Queensland by surfer and board shaper Gordon Merchant. The brand originally became known for making high-quality boardshorts for surfers and later expanded into swimwear, wetsuits, clothing, accessories, and other beach lifestyle products. Over the years, Billabong has become an internationally recognized brand associated with surfing, beaches, and outdoor culture. Its products are sold around the world, and the company has sponsored professional surfers and surfing events, helping strengthen its connection to the global surf community. Today, Billabong is part of the Authentic Brands Group portfolio and continues to focus on surf-inspired clothing and lifestyle products.