| Doubles | |
|---|---|
| 1979 South Australian Open | |
| Champions |  Colin Dibley Chris Kachel |
| Runners-up | John Alexander Phil Dent |
| Final score | 6–7, 7–6, 6–4 |
The event was being held for the first time since 1977.
Colin Dibley and Chris Kachel won the title, defeating John Alexander and Phil Dent 6–7, 7–6, 6–4 in the final.
Ross Case / Geoff Masters (Semifinals) Mark Edmondson / John Marks (First Round) John Alexander / Phil Dent (Final) Colin Dibley / Chris Kachel (Champions)| First Round | Quarterfinals | Semifinals | Final | ||||||||||||||||||||||||
| 1 | R Case G Masters | 7 | 3 | 6 | |||||||||||||||||||||||
 Christofer Delaney J Delaney | 6 | 6 | 3 | 1 | R Case G Masters | 6 | 6 | ||||||||||||||||||||
| S Krulevitz M Mitchell | 6 | 4 | F McNair T Wilkison | 3 | 3 | ||||||||||||||||||||||
| F McNair T Wilkison | 7 | 6 | 1 | R Case G Masters | 5 | 3 | |||||||||||||||||||||
| 3 | J Alexander P Dent | 6 | 7 | 3 | J Alexander P Dent | 7 | 6 | ||||||||||||||||||||
| Q | Trevor Reeves James Ferguson | 4 | 6 | 3 | J Alexander P Dent | 7 | 4 | 6 | |||||||||||||||||||
V Eke  Thomas Furst | 2 | 2 |  B Mitton R Moore | 5 | 6 | 4 | |||||||||||||||||||||
| B Mitton R Moore | 6 | 6 | 3 | J Alexander P Dent | 7 | 6 | 4 | ||||||||||||||||||||
| J James T Rocavert | 7 | 6 | 4 | C Dibley C Kachel | 6 | 7 | 6 | ||||||||||||||||||||
 Kurt Lechner Roland Steigler | 5 | 2 | J James T Rocavert | 4 | 4 | ||||||||||||||||||||||
 J Smith K Warwick | 3 | 2 | 4 | C Dibley C Kachel | 6 | 6 | |||||||||||||||||||||
| 4 | C Dibley C Kachel | 6 | 6 | 4 | C Dibley C Kachel | 6 | 6 | ||||||||||||||||||||
| D Collings D Crealy | 7 | 7 | D Collings D Crealy | 3 | 2 | ||||||||||||||||||||||
| C Letcher W Maher | 6 | 5 | D Collings D Crealy | 7 | 6 | 8 | |||||||||||||||||||||
| J Fitzgerald W Pascoe | 6 | 6 | J Fitzgerald W Pascoe | 6 | 7 | 6 | |||||||||||||||||||||
| 2 | M Edmondson J Marks | 2 | 4 | ||||||||||||||||||||||||
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.
Bob Hewitt and Frew McMillan were the defending champions but lost in the final 6–4, 6–4 against Raymond Moore and Roscoe Tanner.
John Newcombe and Tony Roche were the defending champions and won in the final 6–4, 6–3 against Mark Edmondson and John Marks.
Bob Hewitt and Frew McMillan were the defending champions but only McMillan competed that year with Colin Dibley.
Anand Amritraj and Vijay Amritraj were the defending champions but lost in the second round to Bob Hewitt and Frew McMillan.
Brian Gottfried and Raúl Ramírez were the defending champions and won in the final 7–5, 6–3 against Fred McNair and Sherwood Stewart.
Rod Laver was the defending champion, but lost in the quarterfinals this year.
Colin Dibley and John James were the defending champions, but did not participate this year.
Wojciech Fibak and Kim Warwick were the defending champions.
Ray Ruffels and Allan Stone were the defending champions.
Arthur Ashe and Tony Roche were the defending champions.
John Alexander and Phil Dent were the defending champions.
Ross Case and Geoff Masters were the defending champions and second seeds, but they lost to unseeded West Germans Harald Elschenbroich and Rolf Gehring in the first round.
Mal Anderson and John Newcombe were the defending champions.
Owen Davidson and Ken Rosewall were the defending champions.
John Newcombe and Tony Roche were the defending champions, but Newcombe did not compete. Roche partnered with Colin Dibley but lost in the quarterfinals to Dick Crealy and Nikola Pilić.
Ross Case and Geoff Masters were the defending champions, but lost in the second round to Mark Edmondson and John Marks.
Bob Hewitt and Frew McMillan were the defending champions but lost in the quarterfinals to Marty Riessen and Sherwood Stewart.
Tom Okker and Marty Riessen were the defending champions but lost in the quarterfinals to Syd Ball and Kim Warwick.
Brian Gottfried and Raúl Ramírez were the defending champions but lost in the semifinals to Gene Mayer and Hank Pfister.