Mariano Kestelboim defeated Alvaro Guillen Meza 6-1 3-6 6-2 in the San Miguel de Tucuman CH round of 32 on clay. The upset overturned the form book — Alvaro Guillen Meza came in ranked #283, leading the head-to-head 1–0. Mariano Kestelboim claimed a first win over Alvaro Guillen Meza in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2025-02-23 | M25 Punta del Este 2 | F | clay | Alvaro Guillen Meza | 6-1 6-2 |
Averages over each player's completed matches in the selected window (65 vs 93). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Guillen Meza A.: 2 days rest · 1 match, 18 games (7d). Higher means fresher. About
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About