| 1989 Campionati Internazionali di San Marino | ||||
|---|---|---|---|---|
| Date | 21–27 August | |||
| Edition | 1st | |||
| Category | Grand Prix | |||
| Draw | 32S / 16D | |||
| Prize money | $93,400 | |||
| Surface | Clay / outdoor | |||
| Location | Serravalle,San Marino | |||
| Venue | Centro Sportivo Serravalle | |||
| Champions | ||||
| Singles | ||||
 José Francisco Altur[1] | ||||
| Doubles | ||||
 Simone Colombo / Claudio Mezzadri[2] | ||||
| ||||
The1989 Campionati Internazionali di San Marino was a men'stennis tournament played onoutdoor clay courts at Centro Sportivo Serravalle inSan Marino and was part of the1989 Grand Prix. It was the inaugural edition of thetournament as an ATP Tour event and the second overall, following the initial challenger in 1988. It was held from 21 August until 27 August 1989. UnseededJosé Francisco Altur, who entered the main draw as a qualifier, won the singles title.
José Francisco Altur defeated
Roberto Azar 6–4, 6–1
Simone Colombo /Claudio Mezzadri defeatedPablo Albano /Gustavo Luza 6–1, 4–6, 7–6