Jiri Barnat defeated Filip Duda 6-1 7-5 in the M15 Velenje 1 quarter-final on clay. The upset overturned the form book — Filip Duda came in leading the head-to-head 1–0, but Jiri Barnat had been the form player, winning 2 of their last 5 on clay. Jiri Barnat claimed a first win over Filip Duda in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2021-11-17 | M15 Opava 1 | R32 | carpet | Filip Duda | 3-6 6-3 6-2 |
Averages over each player's completed matches in the selected window (8 vs 5). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About