| 1989 Australian Open | |
|---|---|
| Date | 16–29 January 1989 |
| Edition | 77th |
| Category | Grand Slam (ITF) |
| Surface | Hardcourt (Rebound Ace) |
| Location | Melbourne, Australia |
| Venue | Flinders Park |
| Champions | |
| Men's singles | |
 Ivan Lendl | |
| Women's singles | |
 Steffi Graf | |
| Men's doubles | |
 Rick Leach / Jim Pugh | |
| Women's doubles | |
| Martina Navratilova / Pam Shriver | |
| Mixed doubles | |
| Jana Novotná / Jim Pugh | |
| Boys' singles | |
 Nicklas Kulti | |
| Girls' singles | |
| Kim Kessaris | |
| Boys' doubles | |
 Johan Anderson / Todd Woodbridge | |
| Girls' doubles | |
| Andrea Strnadová / Eva Švíglerová | |
The 1989 Australian Open was a tennis tournament played on outdoor hard courts at Flinders Park in Melbourne in Victoria in Australia. It was the 77th edition of the Australian Open and was held from 16 through 29 January 1989.