1990 Danone Hardcourt Championships – Singles

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. • # Helena Suková (quarterfinals)

• # Jana Novotná (quarterfinals)

• # (n/a)

• # Rosalyn Fairbank (second round)

• # 🇦🇹 Barbara Paulus (second round)

• # Natasha Zvereva (champion)

• # 🇺🇸 Patty Fendick (third round)

• # Radka Zrubáková (third round)

• # 🇦🇺 Anne Minter (first round)

• # 🇦🇹 Judith Wiesner (semifinals)

• # Manon Bollegraf (second round)

• # Regina Rajchrtová (second round)

• # 🇭🇺 Andrea Temesvári (first round)

• # 🇫🇷 Isabelle Demongeot (third round)

• # 🇺🇸 Terry Phelps (third round)

• # 🇺🇸 Kathy Rinaldi (third round)