1989 Pilkington Glass Championships – Singles

Martina Navratilova was the defending champion and won in the final 7–6, 6–2 against Raffaella Reggi.

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


 * 1) 🇺🇸 Martina Navratilova (champion)
 * 2) 🇺🇸 Chris Evert (third round)
 * 3) 🇺🇸 Zina Garrison (third round)
 * 4)  Helena Suková (third round)
 * 5)  Natasha Zvereva (first round)
 * 6) 🇺🇸 Lori McNeil (first round)
 * 7) 🇺🇸 Mary Joe Fernández (quarterfinals)
 * 8)  Claudia Kohde-Kilsch (second round)
 * 9) 🇦🇺 Hana Mandlíková (first round)
 * 10) 🇺🇸 Patty Fendick (first round)
 * 11) 🇸🇪 Catarina Lindqvist (second round)
 * 12) 🇫🇷 Nathalie Tauziat (third round)
 * 13)  Larisa Savchenko (third round)
 * 14) 🇮🇹 Raffaella Reggi (final)
 * 15) 🇦🇺 Anne Minter (first round)
 * 16)  Rosalyn Fairbank (semifinals)