Yannick Mertens defeated Daniel Cox 7-5 6-1 in the Turkey F1 round of 32 on clay. The upset overturned the form book — Daniel Cox came in leading the head-to-head 2–0. Yannick Mertens claimed a first win over Daniel Cox in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2022-07-26 | M25 Nottingham 5 | R32 | grass | Daniel Cox | 6-2 6-2 |
| 2014-03-31 | Qatar F1 | F | hard | Daniel Cox | 6-3 6-4 |
Averages over each player's completed matches in the selected window (179 vs 105). 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