| Champ: |  Guillermo Pérez Roldán |
| Runner: |  Paolo Canè |
| Score: | 6–1, 6–4 |
| Type: | singles doubles |
| Draw: | 32 (2/4) |
| Seeds: | 8 |
See main article: 1989 Campionati Internazionali di Sicilia.
Mats Wilander was the defending champion, but did not compete this year.
Guillermo Pérez Roldán won the title by defeating Paolo Canè 6–1, 6–4 in the final.[1]