Fabian Blengino defeated Federico Pierini 6-4 6-1 in the Bolivia Chile Masters 1 round of 32 on clay. Fabian Blengino extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1991-09-02 | Brazil 6 Masters 2 | R16 | clay | Fabian Blengino | 6-1 6-3 |
| 1991-09-02 | Brazil 6 Masters 3 | R32 | clay | Federico Pierini | 7-6 7-6 |