Yannick Mertens defeated Pierre Hugues Herbert 6-4 1-6 7-5 in the Marseille q32 on hard. The result followed the form book — Yannick Mertens came in leading the head-to-head 2–0, defending last year's round of 16. Yannick Mertens extended the head-to-head to 3–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-06-06 | Netherlands F1 | R16 | clay | Yannick Mertens | 6-3 5-7 6-3 |
| 2010-03-08 | France F4 | QF | hard | Yannick Mertens | 7-5 6-2 |
Averages over each player's completed matches in the selected window (200 vs 200). 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