1989 Lipton International Players Championships – Women's singles

Steffi Graf was the defending champion but did not compete that year.

The final was won by Gabriela Sabatini 6–2, 4–6, 6–1 against Chris Evert.

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


 * 1) 🇦🇷 Gabriela Sabatini (champion)
 * 2) 🇺🇸 Chris Evert (final)
 * 3)  Helena Suková (semifinals)
 * 4) 🇺🇸 Pam Shriver (fourth round)
 * 5) 🇺🇸 Zina Garrison (semifinals)
 * 6) 🇧🇬 Manuela Maleeva (third round)
 * 7) n/a
 * 8) 🇧🇬 Katerina Maleeva (fourth round)
 * 9) 🇺🇸 Mary Joe Fernández (fourth round)
 * 10) 🇺🇸 Lori McNeil (fourth round)
 * 11) 🇨🇦 Helen Kelesi (quarterfinals)
 * 12) 🇪🇸 Arantxa Sánchez (third round)
 * 13)  Sylvia Hanika (second round)
 * 14) 🇸🇪 Catarina Lindqvist (second round)
 * 15) 🇮🇹 Raffaella Reggi (quarterfinals)
 * 16) 🇺🇸 Susan Sloane (second round)
 * 17) 🇦🇷 Bettina Fulco (third round)
 * 18) 🇦🇺 Nicole Provis (first round)
 * 19) 🇦🇺 Anne Minter (first round)
 * 20) 🇫🇷 Nathalie Tauziat (third round)
 * 21) 🇦🇹 Barbara Paulus (third round)
 * 22)  Radka Zrubáková (second round)
 * 23) 🇳🇿 Belinda Cordwell (third round)
 * 24) 🇺🇸 Amy Frazier (second round)
 * 25) 🇫🇷 Isabelle Demongeot (quarterfinals)
 * 26) 🇺🇸 Terry Phelps (first round)
 * 27)  Brenda Schultz (first round)
 * 28)  Rosalyn Fairbank (second round)
 * 29)  Elna Reinach (second round)
 * 30) 🇺🇸 Gretchen Magers (fourth round)
 * 31) 🇧🇷 Neige Dias (first round)
 * 32) 🇦🇷 Patricia Tarabini (first round)