Leonardo Kirche defeated Nicolas Jara Lozano 6-4 6-3 in the Argentina F11 round of 32 on clay. The upset overturned the form book — Nicolas Jara Lozano came in leading the head-to-head 1–0. Leonardo Kirche claimed a first win over Nicolas Jara Lozano in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2007-07-30 | Argentina F10 | R16 | clay | Nicolas Jara Lozano | 6-1 7-6(5) |