Denys Klok defeated Maxim Ratniuk 6-3 6-3 in the Russia F4 round of 16 on clay. The upset overturned the form book — Maxim Ratniuk came in leading the head-to-head 1–0. Denys Klok claimed a first win over Maxim Ratniuk in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2016-06-27 | Russia F2 | Q16 | clay | Maxim Ratniuk | 7-5 7-5 |
Averages over each player's completed matches in the selected window (200 vs 111). ATP, WTA & Challenger.
wins 51% of points on serve vs Klok D.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About