Sellicks Beach, formerly spelt Sellick's Beach, is a suburb in the Australian state of South Australia located within Adelaide metropolitan area about from the Adelaide city centre. It is an outer southern suburb of Adelaide and is located in the local government area of the City of Onkaparinga at the southern boundary of the metropolitan area. It is known as Witawali or Witawodli by the Traditional Owners, the Kaurna people, and is of significance as being the site of a freshwater spring said to be created by the tears of Tjilbruke, the creator being.