1990 Campionati Internazionali di Sicilia – Doubles

Peter Ballauff and Rüdiger Haas were the defending champions, but did not compete this year.

Sergio Casal and Emilio Sánchez won the title by defeating Carlos Costa and Horacio de la Peña 6–3, 6–4 in the final.

Seeds
• # 🇪🇸 Sergio Casal / 🇪🇸 Emilio Sánchez (champions)

• # 🇮🇹 Omar Camporese / 🇪🇸 Javier Sánchez (semifinals)

• # 🇪🇸 Sergi Bruguera / 🇦🇷 Guillermo Pérez Roldán (first round, withdrew)

• # (n/a)