The 1985 Australian Open was a tennis tournament played on grass courts at the Kooyong Lawn Tennis Club in Melbourne in Victoria in Australia. It was the 74th edition of the Australian Open and was held from 25 November through 8 December 1985; the last to be held at this time of year.
| 1985 Australian Open | |
|---|---|
| Date | 25 November – 8 December 1985 |
| Edition | 74th |
| Category | Grand Slam (ITF) |
| Surface | Grass |
| Location | Melbourne, Australia |
| Venue | Kooyong Lawn Tennis Club |
| Champions | |
| Men's singles | |
 Stefan Edberg | |
| Women's singles | |
 Martina Navratilova | |
| Men's doubles | |
Paul Annacone /  Christo van Rensburg | |
| Women's doubles | |
| Martina Navratilova / Pam Shriver | |
| Boys' singles | |
 Shane Barr | |
| Girls' singles | |
| Jenny Byrne | |
| Boys' doubles | |
| Brett Custer / David Macpherson | |
| Girls' doubles | |
| Jenny Byrne / Janine Thompson | |
With the decision to hold the tournament in January in future, the next Australian Open would be the 1987 Open, held just over a year later.
Seniors edit
Men's singles edit
Stefan Edberg defeated Mats Wilander, 6–4, 6–3, 6–3
- • It was Edberg's 1st career Grand Slam singles title.
Women's singles edit
Martina Navratilova defeated Chris Evert, 6–2, 4–6, 6–2
- • It was Navratilova's 13th career Grand Slam singles title and her 3rd and last title at the Australian Open.
Men's doubles edit
Paul Annacone / Christo van Rensburg defeated Mark Edmondson / Kim Warwick, 3–6, 7–6, 6–4, 6–4
- • It was Annacone's 1st and only career Grand Slam doubles title.
- • It was van Rensburg's 1st and only career Grand Slam doubles title.
Women's doubles edit
Martina Navratilova / Pam Shriver defeated 
Claudia Kohde-Kilsch / 
Helena Suková 6–3, 6–4
- It was Navratilova's 37th career Grand Slam title and her 8th Australian Open title. It was Shriver's 12th career Grand Slam title and her 4th Australian Open title.
Mixed doubles edit
- The competition was not held between 1970 and 1985.
Juniors edit
Boys' singles edit
Shane Barr defeated Steve Furlong 7–6, 6–7, 6–3
Girls' singles edit
Jenny Byrne defeated Louise Field 6–1, 6–3
Boys' doubles edit
Brett Custer / David Macpherson defeated Petr Korda / Cyril Suk 7–5, 6–2
Girls' doubles edit
Jenny Byrne / Janine Thompson defeated Sally McCann / Alison Scott 6–0, 6–3