1989 Australian Open – Women's singles
| Women's singles | |
|---|---|
| 1989 Australian Open | |
| Champion | Steffi Graf |
| Runner-up | Helena Suková |
| Score | 6–4, 6–4 |
| Draw | 128 |
| Seeds | 16 |
Defending champion Steffi Graf defeated Helena Suková in the final, 6–4, 6–4 to win the women's singles tennis title at the 1989 Australian Open. It was her second Australian Open title and sixth major title overall, and her fifth consecutive major championship. For the second consecutive year, Graf did not lose a set during the tournament.