Sebastian Baez defeated Alejandro Tabilo 6-1 6-0 in the Buenos Aires qualifying round 1 on clay. The upset overturned the form book — Alejandro Tabilo came in ranked #31, but Sebastian Baez had been the form player, winning 7 of their last 7 on clay. Sebastian Baez extended the head-to-head to 4–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2026-02-23 | Santiago | QF | clay | Sebastian Baez | 7-6(2) 6-1 |
| 2024-02-26 | Santiago | F | clay | Sebastian Baez | 3-6 6-0 6-4 |
| 2022-01-31 | Cordoba | QF | clay | Alejandro Tabilo | 6-1 7-6(4) |
| 2021-03-01 | Buenos Aires | Q1 | clay | Sebastian Baez | 6-1 6-0 |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Per-surface Serve / Return Rating (0–100, percentile within the clay field, opponent-adjusted over 52 weeks). About
Averages over each player's completed matches in the selected window (200 vs 200). ATP, WTA & Challenger.