1990 Virginia Slims Championships – Singles

Monica Seles defeated Gabriela Sabatini in the final, 6–4, 5–7, 3–6, 6–4, 6–2 to win the singles tennis title at the 1990 Virginia Slims Championships. The final lasted 3 hours and 47 minutes, the longest final by time in the tournament's history.

Steffi Graf was the defending champion, but lost in the semifinals to Sabatini.

Seeds
• # 🇩🇪 Steffi Graf (semifinals)

• # Monica Seles (champion)

• # 🇦🇷 Gabriela Sabatini (final)

• # 🇺🇸 Mary Joe Fernandez (semifinals)

• # 🇪🇸 Arantxa Sánchez Vicario (quarterfinals)

• # 🇧🇬 Katerina Maleeva (quarterfinals)

• # 🇺🇸 Zina Garrison (first round)

• # Manuela Maleeva-Fragnière (quarterfinals)

Note
 * 🇺🇸 Martina Navratilova had qualified but withdrew due to knee surgery

Finals

 * NB: The final was the best of 5 sets while all other rounds were the best of 3 sets.