Lake Gilles Conservation Park (formerly Lake Gilles National Park) is a protected area in the Australian state of South Australia located in the north of the Eyre Peninsula about 20 kilometres (12 mi) east of Kimba in the gazetted locality of Lake Gilles. In 2014, the conservation park was described by its managing authority as follows: The conservation park is classified as an IUCN Category Ia protected area. In 1980, it was listed on the now-defunct Register of the National Estate.