Wesley Koolhof defeated Alexandre Sidorenko 6-2 7-5 in the Netherlands F5 round of 16 on clay. The upset overturned the form book — Alexandre Sidorenko came in leading the head-to-head 2–0. Wesley Koolhof claimed a first win over Alexandre Sidorenko in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2013-03-04 | Israel F5 | R32 | hard | Alexandre Sidorenko | 2-6 6-1 6-3 |
| 2011-08-29 | Netherlands F6 | QF | clay | Alexandre Sidorenko | 6-3 6-3 |
Averages over each player's completed matches in the selected window (11 vs 61). 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