Daniel Wendler defeated Diego Cristin 2-6 7-6 6-4 in the Argentina F10 round of 16 on clay. The upset overturned the form book — Diego Cristin came in leading the head-to-head 1–0. Daniel Wendler claimed a first win over Diego Cristin in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2005-08-22 | Argentina F8 | R32 | clay | Diego Cristin | 6-1 6-0 |