1990 French Open – Women's singles

Monica Seles defeated Steffi Graf in the final, 7–6(8–6), 6–4 to win the women's singles tennis title at the 1990 French Open. Aged 16 years and 6 months, she became the youngest major singles champion in the Open Era at the time, and remains the youngest French Open champion in history.

Arantxa Sánchez Vicario was the defending champion, but she lost in the second round to Mercedes Paz.

This tournament also saw a semifinal appearance for future world No. 1 Jennifer Capriati. Aged only 14 years and 70 days, she became the youngest tennis player ever to reach a French Open semifinal and, following this tournament, the youngest player ever to enter the top ten in rankings.

Seeds
• # Steffi Graf (final)

• # Monica Seles (champion)

• # 🇪🇸 Arantxa Sánchez Vicario (second round)

• # 🇦🇷 Gabriela Sabatini (fourth round)

• # 🇺🇸 Zina Garrison (first round)

• # Manuela Maleeva-Fragnière (quarterfinals)

• # 🇺🇸 Mary Joe Fernández (quarterfinals)

• # 🇧🇬 Katerina Maleeva (quarterfinals)

• # 🇪🇸 Conchita Martínez (quarterfinals)

• # Natasha Zvereva (fourth round)

• # Jana Novotná (semifinals)

• # 🇦🇹 Judith Wiesner (third round)

• # Rosalyn Fairbank-Nideffer (first round)

• # 🇮🇹 Raffaella Reggi (second round)

• # 🇫🇷 Nathalie Tauziat (fourth round)

• # 🇵🇪 Laura Gildemeister (fourth round)