Louis Wessels defeated Henri Squire 6-3 3-6 6-3 in the Halle qualifying round 2 on grass. The upset overturned the form book — Henri Squire came in ranked #208, defending last year's round of 32. Louis Wessels extended the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2021-08-28 | M25 Trier 1 | SF | clay | Louis Wessels | 7-5 5-7 6-3 |
| 2021-08-20 | M25 Ueberlingen 1 | QF | clay | Henri Squire | 6-4 2-6 6-4 |
| 2021-07-10 | M25 Marburg 1 | QF | clay | Louis Wessels | 6-3 7-5 |
Averages over each player's completed matches in the selected window (200 vs 200). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Squire H.: 13 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