
Cristian Garin defeated Marcos Giron 6-3 6-4 in the Us Open qualifying round 1 on hard. The upset overturned the form book — Marcos Giron came in ranked #87. Cristian Garin extended the head-to-head to 4–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2023-03-20 | Miami Masters | R128 | hard | Cristian Garin | 6-4 2-6 6-4 |
| 2021-05-31 | Roland Garros | R32 | clay | Cristian Garin | 6-1 5-7 6-2 6-2 |
| 2017-08-28 | US Open | Q1 | hard | Cristian Garin | 6-3 6-4 |
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 (200 vs 199). ATP, WTA & Challenger.