Juan Pablo Villar defeated Mauricio Estivariz 6-3 3-6 7-6 in the Bolivia F4 semi-final on clay. The result followed the form book — Juan Pablo Villar came in leading the head-to-head 1–0. Juan Pablo Villar extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-09-18 | Bolivia F2 | R32 | clay | Juan Pablo Villar | 6-2 6-4 |