Luis Valdez defeated Fernando Varela 7-5 6-4 in the Argentina 1 Masters 1 round of 32 on clay. The result followed the form book — Luis Valdez came in leading the head-to-head 1–0. Luis Valdez extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1991-05-13 | Brazil 3 Masters 2 | R32 | clay | Luis Valdez | 6-3 6-3 |