Matias Oneille defeated Federico Cardinali 7-6 6-3 in the Peru F3 round of 32 on clay. The upset overturned the form book — Federico Cardinali came in leading the head-to-head 1–0, but Matias Oneille had been the form player, winning 5 of their last 10 on clay. Matias Oneille claimed a first win over Federico Cardinali in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2002-07-22 | Italy 5 3 | R32 | clay | Federico Cardinali | 6-4 6-7(4) 6-4 |