The 1979 South Australian Open, also known by its sponsored name Berri Fruit Juices South Australian Open, was a men's ATP tennis tournament held at the Memorial Drive Park in Adelaide, Australia. It was the 78th edition of the tournament and was held from 10 December until 16 December 1979. Third-seeded Kim Warwick won the singles title.
See main article: 1979 South Australian Open – Singles. Kim Warwick defeated Bernard Mitton 7–6(7–3), 6–4
See main article: 1979 South Australian Open – Doubles. Colin Dibley / Chris Kachel defeated John Alexander / Phil Dent 6–7, 7–6, 6–4