Sebastian Baez defeated Tomas Martin Etcheverry 6-2 6-3 in the M15 Buenos Aires 1 round of 32 on clay. The upset overturned the form book — Tomas Martin Etcheverry came in ranked #31, but Sebastian Baez had been the form player, winning 4 of their last 6 on clay. Sebastian Baez extended the head-to-head to 4–3.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2023-07-31 | Kitzbuhel | SF | clay | Sebastian Baez | 7-6 3-6 6-4 |
| 2023-02-27 | Santiago | SF | clay | Tomas Martin Etcheverry | 7-5 6-3 |
| 2022-05-16 | Lyon | R32 | clay | Sebastian Baez | 6-2 6-1 |
| 2019-11-22 | M25 Naples 2 | QF | clay | Tomas Martin Etcheverry | 7-5 5-7 6-3 |
| 2019-10-13 | M25 Rio De Janeiro 1 | F | clay | Sebastian Baez | 4-6 6-4 4-1 |
| 2019-03-27 | M15 Pinamar 2 | R32 | clay | Tomas Martin Etcheverry | 6-2 6-0 |
Averages over each player's completed matches in the selected window (200 vs 200). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Baez S.: 3 days rest · 3 matches, 75 games (7d) · Etcheverry T.: 2 days rest · 3 matches, 60 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
Per-surface Serve / Return Rating (0–100, percentile within the clay field, opponent-adjusted over 52 weeks). About