Rafael Serpa Guinazu defeated Ignacio Gonzalez King 6-3 3-6 6-4 in the Argentina 2 Masters 1 qualifying round on clay. The result followed the form book — Rafael Serpa Guinazu came in leading the head-to-head 1–0. Rafael Serpa Guinazu extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2000-09-04 | Peru F2 | R32 | clay | Rafael Serpa Guinazu | 6-3 6-2 |