1990 BMW European Indoors – Singles

Steffi Graf successfully defended her title, by defeating Gabriela Sabatini 6–3, 6–2 in the final.

Seeds
• # 🇩🇪 Steffi Graf (champion)

• # 🇦🇷 Gabriela Sabatini (final)

• # Manuela Maleeva-Fragnière (semifinals)

• # Jana Novotná (semifinals)

• # Helena Suková (quarterfinals)

• # 🇦🇹 Judith Wiesner (second round)

• # 🇫🇷 Nathalie Tauziat (quarterfinals)

• # Rosalyn Fairbank-Nideffer (first round)