Yannick Mertens defeated Scott Griekspoor 7-5 6-3 in the Great Britain F5 round of 32 on hard. The upset overturned the form book — Scott Griekspoor came in leading the head-to-head 2–0. Yannick Mertens claimed a first win over Scott Griekspoor in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2018-01-29 | Great Britain F1 | F | hard | Scott Griekspoor | 6-1 7-6(5) |
| 2017-10-09 | Germany F14 | R16 | hard | Scott Griekspoor | 6-3 6-3 |
Averages over each player's completed matches in the selected window (200 vs 106). 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