Haad Rin (Thai: หาดริ้น, RTGS: Hat Rin, Thai pronunciation: [hàːt rín]) is a peninsular beach area and town on the southern tip of Ko Pha Ngan, an island in the Gulf of Thailand. Its two main beaches are Sunset Beach (Haad Rin Nai) to the south and the larger Sunrise Beach (Haad Rin Nok) to the north. The famous Full Moon Party takes place on Sunrise Beach each month.