Quentin Halys defeated David Guez 6-7 6-2 6-3 in the Marseille round of 32 on hard. The upset overturned the form book — David Guez came in defending last year's round of 32, but Quentin Halys had been the form player, winning 3 of their last 4 on hard. Quentin Halys extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2015-03-16 | France F6 | F | hard | Quentin Halys | 7-5 6-1 |
| 2014-09-29 | France F21 | R32 | hard | David Guez | 6-3 7-6(4) |
Averages over each player's completed matches in the selected window (200 vs 79). ATP, WTA & Challenger.
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