Constant Lestienne defeated Altug Celikbilek 6-4 6-4 in the Quimper CH round of 32 on hard. The upset overturned the form book — Altug Celikbilek came in leading the head-to-head 1–0. Constant Lestienne claimed a first win over Altug Celikbilek in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2021-06-28 | Wimbledon | Q1 | grass | Altug Celikbilek | 6-7(2) 7-6(4) 6-2 |
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