1990 Campionati Internazionali di San Marino

The 1990 Campionati Internazionali di San Marino was a men's tennis tournament played on outdoor clay courts at the Centro Tennis Cassa di Risparmio di Fonte dell'Ovo in the City of San Marino in San Marino and was part of the World Series of the 1990 ATP Tour. It was the second edition of the tournament and was held from 20 August until 26 August 1990. First-seeded Guillermo Pérez Roldán won the singles title.

1990 Campionati Internazionali di San Marino

The 1990 Campionati Internazionali di San Marino was a men's tennis tournament played on outdoor clay courts at the Centro Tennis Cassa di Risparmio di Fonte dell'Ovo in the City of San Marino in San Marino and was part of the World Series of the 1990 ATP Tour. It was the second edition of the tournament and was held from 20 August until 26 August 1990. First-seeded Guillermo Pérez Roldán won the singles title.