Kiki Bertens defeated Natalia Vikhlyantseva 6-3 6-3 in the S-Hertogenbosch quarter-final on grass. The result followed the form book — Kiki Bertens came in leading the head-to-head 1–0, defending last year's round of 16. Kiki Bertens extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2018-06-11 | S-Hertogenbosch | R32 | grass | Kiki Bertens | 5-7 6-3 7-6(5) |
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 (108 vs 94). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About