1985 Italian Open – Men's singles

Andrés Gómez was the defending champion, but lost in the first round to Jan Gunnarsson.

Yannick Noah won the title by defeating Miloslav Mečíř 6–4, 3–6, 6–2, 7–6 in the final.

Seeds
• 🇸🇪 Mats Wilander (semifinals)

• 🇪🇨 Andrés Gómez (first round)

• 🇸🇪 Anders Järryd (third round)

• 🇺🇸 Aaron Krickstein (first round)

• 🇸🇪 Henrik Sundström (quarterfinals)

• Tomáš Šmíd (third round)

• Miloslav Mečíř (final)

• 🇺🇸 Vitas Gerulaitis (first round)

• 🇫🇷 Yannick Noah (champion)

• Libor Pimek (second round)

• 🇺🇸 Jimmy Arias (third round)

• 🇮🇹 Francesco Cancellotti (third round)

• 🇦🇷 José Luis Clerc (quarterfinals)

• 🇺🇸 Greg Holmes (first round)

• 🇪🇸 Juan Aguilera (third round)

• 🇦🇷 Guillermo Vilas (third round)