Freelancer Limited Shaun Bonétt - property developer, entrepreneur and philanthropist Cooper family - brewery founders Thomas Elder - pastoralist, politician and philanthropist Gerard family - founders of Clipsal Edward Hayward - owner and manager of John Martins Sir Sidney Kidman - pastoralist, entrepreneur and landowner Matthew and Zbigniew Michalewicz - entrepreneurs and co-founders of SolveIT Software Rupert Murdoch - media mogul, chairperson and CEO of News Corporation Mary Penfold - winemaker John Spalvins - managing director of Adelaide Steamship Company Robert Stigwood - impresario, entertainment entrepreneur and film producer Michael Tunn - radio announcer and program director Gary Turner - producer, record company owner and founder of LearnToPlayMusic.com Law and politics Julie Bishop - Minister for Foreign Affairs and the Deputy Leader of the Liberal Party of Australia Sir John Langdon Bonython - member of the first Australian parliament Sir John Lavington Bonython - Mayor and Lord Mayor of Adelaide Michael Bradley - mayor of Sarnia, Ontario, Canada James Crawford - Legal academic and Judge of the International Court of Justice (2014) Mario Despoja - leader of the Croatian community in Australia Natasha Stott Despoja - senator and leader of the Australian Democrats Alexander Downer - Foreign Affairs Minister and Leader of the Opposition Alexander Downer, Sr. - member of the House of Representatives and High Commissioner to London John Downer - twice Premier of South Australia John Finnis - Professor of Law at University College, Oxford Julia Gillard - Prime Minister and leader of the Australian Labor Party Janine Haines - senator and leader of the Australian Democrats Sir Charles Kingston - Premier of South Australia and Minister for Trade and Customs in the first Commonwealth parliament Dame Roma Mitchell - Australia's first female QC, first female judge, and first female Governor Christopher Pyne - Minister for Defence Catherine Helen Spence - suffragist, electoral reformer, prohibitionist, and first female political candidate in Australia Ian Wilson - member of the Australian House of Representatives and Minister for Aboriginal Affairs Sir Keith Wilson - senator and member of the Australian House of Representatives List of Mayors and Lord Mayors of Adelaide List of Premiers of South Australia :Category: Federal politicians from South Australia Science World-renowned Adelaide scientists include: Len Beadell - surveyor, roadbuilder and explorer; asteroid 3161 Beadell is named after him William Henry Bragg - physicist, chemist and mathematician, winner of the Nobel Prize in Physics William Lawrence Bragg -