Constant Lestienne defeated Dominik Koepfer 6-3 6-2 in the Portoroz CH semi-final on hard. The upset overturned the form book — Dominik Koepfer came in ranked #1085, leading the head-to-head 1–0. Constant Lestienne claimed a first win over Dominik Koepfer in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2023-08-21 | Winston-Salem | R64 | hard | Dominik Koepfer | 6-4 3-6 7-6(8) |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
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