1990 Trofeo Ilva-Coppa Mantegazza – Singles

Karine Quentrec was the defending champion, but did not compete this year.

Raffaella Reggi won the title by defeating Alexia Dechaume 3–6, 6–0, 6–2 in the final.

Seeds
• # 🇮🇹 Raffaella Reggi (champion)

• # 🇮🇹 Laura Golarsa (quarterfinals)

• # 🇮🇹 Laura Garrone (second round)

• # 🇺🇸 Ann Grossman (quarterfinals)

• # 🇮🇹 Barbara Romanò (first round)

• # Jana Pospíšilová (first round)

• # 🇦🇷 Federica Haumüller (first round)

• # Eva Švíglerová (first round)