
Lukas Klein defeated James Duckworth 6-4 6-2 in the Belgrade round of 32 on hard. The upset overturned the form book — James Duckworth came in ranked #86, leading the head-to-head 1–0. Lukas Klein claimed a first win over James Duckworth in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2021-07-24 | Tokyo Olympics | R64 | hard | James Duckworth | 5-7 6-3 7-6 |
Averages over each player's completed matches in the selected window (108 vs 176). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Duckworth J.: 4 days rest · 2 matches, 56 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 hard field, opponent-adjusted over 52 weeks). About