1990 Grand Prix Passing Shot – Singles

Ivan Lendl was the defending champion, but did not compete this year.

Guy Forget won the title by defeating Goran Ivanišević 6–4, 6–3 in the final.

Seeds
• # 🇦🇹 Thomas Muster (second round)

• # Goran Ivanišević (final)

• # 🇦🇷 Guillermo Pérez Roldán (semifinals)

• # 🇫🇷 Guy Forget (champion)

• # 🇪🇸 Juan Aguilera (first round)

• # 🇪🇸 Jordi Arrese (first round)

• # 🇫🇷 Yannick Noah (second round)

• # Ronald Agénor (semifinals)