Murkel Dellien defeated Gabriel Alejandro Hidalgo 6-1 7-6 in the M25 Rio Cuarto 1 round of 32 on clay. The upset overturned the form book — Gabriel Alejandro Hidalgo came in leading the head-to-head 1–0. Murkel Dellien claimed a first win over Gabriel Alejandro Hidalgo in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2022-11-11 | M15 Cordoba 2 | QF | clay | Gabriel Alejandro Hidalgo | 3-6 7-6(5) 6-4 |