Helena Suková was the defending champion, but lost in the quarterfinals to Natasha Zvereva. Zvereva won the title by defeating Rachel McQuillan 6–4, 6–0 in the final. Seeds The first eight seeds seeds received a bye into the second round. Draw Finals Top half Section 1 Section 2 Bottom half Section 3 Section 4 References External links Official results archive (ITF) Official results archive (WTA) 1990 Singles 1990 WTA Tour 1990 in Australian tennis