Max Houkes defeated Guy Den Heijer 6-1 6-3 in the M25 Oldenzaal 1 round of 16 on clay. The upset overturned the form book — Guy Den Heijer came in leading the head-to-head 1–0, but Max Houkes had been the form player, winning 4 of their last 8 on clay. Max Houkes claimed a first win over Guy Den Heijer in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2021-11-10 | M15 Heraklion 6 | R32 | hard | Guy Den Heijer | 7-6(2) 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.
Houkes M.: 11 days rest · 2 matches (14d). Higher means fresher. About