1991 Giro d'Italia Route and stages Stage results

| Date_ | Course | Distance | Type_ | Winner |
|---|---|---|---|---|
| 26 May | Olbia to Olbia | km (mi) | Hilly stage | Philippe Casado ( FRA ) |
| 27 May | Olbia to Sassari | km (mi) | Hilly stage | Gianni Bugno ( ITA ) |
| 27 May | Sassari | km (mi) | Individual time trial | Gianluca Pierobon ( ITA ) |
| 28 May | Sassari to Cagliari | km (mi) | Plain stage | Mario Cipollini ( ITA ) |
| 29 May | Rest day | Rest day | Rest day | Rest day |
| 30 May | Sorrento to Sorrento | km (mi) | Hilly stage | Éric Boyer ( FRA ) |
| 31 May | Sorrento to Scanno | km (mi) | Hilly stage | Marino Lejarreta ( ESP ) |