Joao Sousa defeated Jan Lennard Struff 6-4 6-2 in the Halle round of 32 on grass. The upset overturned the form book — Jan Lennard Struff came in leading the head-to-head 2–0, defending last year's round of 32. Joao Sousa claimed a first win over Jan Lennard Struff in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2021-04-05 | Cagliari | R32 | clay | Jan Lennard Struff | 1-6 6-1 7-5 |
| 2017-09-15 | Davis Cup WG PO: GER vs POR | RR | clay | Jan Lennard Struff | 6-0 6-7 3-6 7-6 6-4 |
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
Lennard Struff J.: 5 days rest · 2 matches, 49 games (7d). 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
Per-surface Serve / Return Rating (0–100, percentile within the grass field, opponent-adjusted over 52 weeks). About