Tomas Martin Etcheverry defeated Francisco Cerundolo 6-3 4-6 6-4 1-6 6-3 in the US Open round of 64 on hard. The upset overturned the form book — Francisco Cerundolo came in ranked #21, leading the head-to-head 3–1, defending last year's round of 64. Tomas Martin Etcheverry narrowed the head-to-head to 3–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2026-02-09 | Buenos Aires | SF | clay | Francisco Cerundolo | 6-3 7-5 |
| 2025-07-27 | Canada Masters | R32 | hard | Francisco Cerundolo | 6-3 6-4 |
| 2025-02-24 | Santiago | QF | clay | Francisco Cerundolo | 4-6 6-3 7-5 |
| 2023-02-27 | Santiago | R16 | clay | Tomas Martin Etcheverry | 6-3 3-6 6-3 |
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 hard field, opponent-adjusted over 52 weeks). About
Averages over each player's completed matches in the selected window (149 vs 153). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Etcheverry T.: 12 days rest · 1 match (14d) · Cerundolo F.: 12 days rest · 1 match (14d). Higher means fresher. About