Alexandre Sidorenko defeated Yannick Mertens 3-6 6-4 6-4 in the Orleans CH round of 32 on hard. The upset overturned the form book — Yannick Mertens came in leading the head-to-head 2–1. Alexandre Sidorenko narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2015-01-19 | France F2 | R32 | hard | Alexandre Sidorenko | 6-7(5) 6-4 7-6(5) |
| 2012-04-16 | France F8 | R32 | clay | Yannick Mertens | 6-3 7-6(3) |
| 2011-06-13 | France F8 | R32 | clay | Yannick Mertens | 6-4 6-2 |
Averages over each player's completed matches in the selected window (59 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