Joaquin Aguilar Cardozo defeated Adolfo Daniel Vallejo 7-6 6-1 in the M25 Tucuman 1 round of 32 on clay. The upset overturned the form book — Adolfo Daniel Vallejo came in leading the head-to-head 1–0. Joaquin Aguilar Cardozo claimed a first win over Adolfo Daniel Vallejo in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2023-06-28 | M25 Rosario-Santa Fe 1 | R32 | clay | Adolfo Daniel Vallejo | 6-1 7-6(4) |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.