The 1979 South Australian Open was an Association of Tennis Professionals tournament held in Adelaide, Australia that started on 10 December 1979.
Kim Warwick defeated Bernard Mitton 7–5, 6–4
- It was Warwick's 2nd title of the year and the 10th of his career.
Colin Dibley / Chris Kachel defeated John Alexander / Phil Dent 6–7, 7–6, 6–4
- It was Dibley's 2nd title of the year and the 18th of his career. It was Kachel's only title of the year and the 2nd of his career.