Nicolas Bruna defeated Oscar Gabriel Ortiz 6-3 6-4 in the M25 Lujan 1 round of 32 on clay. The upset overturned the form book — Oscar Gabriel Ortiz came in leading the head-to-head 1–0. Nicolas Bruna claimed a first win over Oscar Gabriel Ortiz in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2023-10-01 | M25 Mendoza 1 | Q64 | clay | Oscar Gabriel Ortiz | 6-3 6-0 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.