1988 Campionati Internazionali di Sicilia – Singles

Martín Jaite was the defending champion, but did not compete this year.

Mats Wilander won the title by defeating Kent Carlsson 6–1, 3–6, 6–4 in the final.

Seeds
All seeds received a bye to the second round. • # 🇸🇪 Mats Wilander (champion)

• # 🇸🇪 Kent Carlsson (final)

• # 🇦🇷 Guillermo Pérez Roldán (semifinals)

• # 🇦🇹 Thomas Muster (semifinals)

• # 🇪🇸 Jordi Arrese (third round)

• # Marcelo Filippini (second round)

• # 🇦🇷 Alberto Mancini (third round)

• # 🇺🇸 Lawson Duncan (second round)

• # 🇪🇸 Fernando Luna (third round)

• # 🇦🇷 Eduardo Bengoechea (quarterfinals)

• # 🇫🇷 Thierry Tulasne (quarterfinals)

• # 🇦🇷 Horacio de la Peña (quarterfinals)

• # Tomáš Šmíd (third round)

• # 🇮🇹 Francesco Cancellotti (second round)

• # 🇦🇷 Franco Davín (third round)

• # 🇫🇷 Thierry Champion (second round)