List of Famous people born in South Australia, Australia

Sean Llewellyn Williams is a New York Times best selling science fiction author who lives in Adelaide, South Australia. He is the author of over eighty published short stories and thirty-nine novels, including Twinmaker and the Troubletwisters series. He has co-written three books in the Star Wars: New Jedi Order series and is a multiple recipient of both the Ditmar and Aurealis Awards. His novelisation of Star Wars: The Force Unleashed was the first novelisation of a computer game to debut at #1 on the "New York Times" bestseller list.

Chris Jongewaard is an Australian male Mountainbiker and cyclo-cross cyclist. For the mountain bike event at the 2008 Summer Olympics Jongewaard lost his legal appeal to be included in the team after being excluded because of a car accident, involving another cyclist for which he was due to face court in late 2008.He represented his nation in the men's elite event at the 2016 UCI Cyclo-cross World Championships in Heusden-Zolder.

Damien Richardson is an Australian film, television and theatre actor and writer. A graduate from the Victorian College of the Arts, Richardson has appeared in a variety of Australian films and television shows, including Blue Heelers, McLeod's Daughters, Redball, The Hard Word, Rogue, Conspiracy 365 and Wentworth. He and co-writer Luke Elliot won the Best New Comedy-Drama award at the Melbourne Fringe Festival for their play The Belly Of The Whale. One of Richardson's best known roles is Detective Matt Ryan in the crime drama City Homicide, which he played from 2007 until 2011. Since 2012, Richardson has starred as Drew Greer in the Jack Irish television films and subsequent 2016 series. He played Gary Canning in the soap opera Neighbours from 2014 to 2020.

Roger Ward is an Australian actor who helped popularise Australian film and television.

Amanda Eloise Vanstone is an Australian former politician and a former Ambassador to Italy. She was a Liberal Senator for South Australia from 1984 to 2007, and held several ministerial portfolios in the Howard Government. After her resignation from the Senate in 2007, she served as the Australian Ambassador to Italy until July 2010. Her time as Minister for Immigration was marked by controversies within the Department of Immigration and Multicultural and Indigenous Affairs.

Prof Cecil Edgar Tilley FRS HFRSE PGS was an Australian-British petrologist and geologist.

Melissa Jaffer is an Australian actress. She is best known for her television roles, but has also appeared in many Australian films.