Diego Cristin defeated Martin Vilarrubi 6-2 6-2 in the Uruguay F3 qualifying round on clay. The upset overturned the form book — Martin Vilarrubi came in leading the head-to-head 1–0. Diego Cristin claimed a first win over Martin Vilarrubi in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2005-05-02 | Argentina F4 | QF | clay | Martin Vilarrubi | 6-2 2-6 6-3 |