1989 Australian Indoor Championships
| 1989 Australian Indoor Championships | |
|---|---|
| Date | 9 – 15 October |
| Edition | 17th |
| Category | Grand Prix |
| Draw | 32S / 16D |
| Prize money | $375,000 |
| Surface | Hard / indoor |
| Location | Sydney, Australia |
| Venue | Sydney Entertainment Centre |
| Champions | |
| Singles | |
 Ivan Lendl |
|
| Doubles | |
 David Pate / Scott Warner |
|
The 1989 Australian Indoor Championships was a men's tennis tournament played on indoor hard courts at the Sydney Entertainment Centre in Sydney, Australia and was part of the 1989 Nabisco Grand Prix. It was the 16th edition of the tournament and was held from 9 October through 15 October 1989. First-seeded Ivan Lendl won the singles title, his third at the event after 1985 and 1987.
Ivan Lendl defeated 
Lars-Anders Wahlgren 6–2, 6–2, 6–1
David Pate / Scott Warner defeated 
Darren Cahill / Mark Kratzmann 6–3, 6–7, 7–5
...
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