[1] It is known as Wirruwarrungga or Ruwarunga 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.

[8] Port Willunga is located within the federal division of Mayo, the state electoral district of Mawson and the local government area of the City of Onkaparinga.

There is a significant site associated with the Kaurna Dreaming of the creator ancestor Tjilbruke, with a commemorative plaque at the Esplanade car park.

[24] By the early 20th century, commercial shipping at Port Willunga had ceased, but the jetty remained in place and was used by fishermen, residents and holiday-makers visiting the area.

[31] The Star of Greece was wrecked off Port Willunga on 12 July 1888,[32] and forms the subject of a book published a century later by Geoffrey Manning.