Juan Pablo Villar defeated Nathan Thompson 7-5 7-6 in the Brazil F18 round of 32 on clay. Juan Pablo Villar extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-09-25 | Bolivia F3 | R32 | clay | Nathan Thompson | 6-3 6-2 |
| 2006-09-18 | Bolivia F2 | R16 | clay | Juan Pablo Villar | 6-3 7-6(5) |