Sebastian Uriarte defeated Leonardo Kirche 6-1 6-4 in the Bolivia F1 round of 32 on clay. The upset overturned the form book — Leonardo Kirche came in leading the head-to-head 1–0. Sebastian Uriarte claimed a first win over Leonardo Kirche in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-08-14 | Argentina F12 | QF | clay | Leonardo Kirche | 6-3 6-4 |