| Singles | |
|---|---|
| 1990 Australian Indoor Championships | |
| Champion |
|
| Runner-up |
|
| Final score | 7–6, 6–4, 6–4 |
Ivan Lendl was the defending champion but lost in the semifinals to Stefan Edberg.
Boris Becker won in the final 7–6, 6–4, 6–4 against Edberg.
All sixteen seeds received a bye to the second round.