Deney Wassermann defeated Guy Den Ouden 7-6 7-5 in the M25 Alkmaar 1 round of 32 on clay. The upset overturned the form book — Guy Den Ouden came in ranked #215, leading the head-to-head 1–0. Deney Wassermann claimed a first win over Guy Den Ouden in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2023-06-28 | M15 Alkmaar 1 | R32 | clay | Guy Den Ouden | 7-6(3) 7-5 |
Averages over each player's completed matches in the selected window (156 vs 200). ATP, WTA & Challenger.
Den Ouden G.: 14 days rest · 1 match (14d). Higher means fresher. About
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About