Pietro Pennisi defeated Oliver Vogt 6-1 1-6 6-0 in the Spain 1 Masters 1 round of 32 on carpet. The result followed the form book — Pietro Pennisi came in leading the head-to-head 1–0. Pietro Pennisi extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1991-08-19 | Spain 8 Masters 1 | QF | clay | Pietro Pennisi | 6-2 6-2 |