1989 DHL Open – Singles

Monique Javer was the defending champion but lost in the semifinals to Akiko Kijimuta.

Belinda Cordwell won in the final 6–1, 6–0 against Kijimuta.

Seeds
A champion seed is indicated in bold text while text in italics indicates the round in which that seed was eliminated.


 * 1) 🇦🇺 Anne Minter (second round)
 * 2) 🇳🇿 Belinda Cordwell (champion)
 * 3) 🇺🇸 Ann Henricksson (first round)
 * 4) 🇧🇪 Sandra Wasserman (semifinals)
 * 5) 🇬🇧 Monique Javer (semifinals)
 * 6) 🇺🇸 Louise Allen (quarterfinals)
 * 7) 🇺🇸 Marianne Werdel (first round)
 * 8) 🇵🇱 Iwona Kuczyńska (quarterfinals)