Santiago Giraldo defeated Grega Zemlja 6-1 6-4 in the Fairfield CH quarter-final on hard. The upset overturned the form book — Grega Zemlja came in defending last year's round of 32, but Santiago Giraldo had been the form player, winning 2 of their last 4 on hard. Santiago Giraldo extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2017-05-29 | Roland Garros | Q1 | clay | Santiago Giraldo | 6-1 6-4 |
| 2013-05-27 | Roland Garros | R128 | clay | Grega Zemlja | 6-1 6-4 6-1 |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Averages over each player's completed matches in the selected window (175 vs 71). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About