Etienne Donnet defeated Daniil Ostapenkov 6-1 6-2 in the M25 Monastir 8 round of 16 on hard. The upset overturned the form book — Daniil Ostapenkov came in ranked #534, leading the head-to-head 1–0. Etienne Donnet claimed a first win over Daniil Ostapenkov in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2025-08-07 | M25 Monastir 5 | R16 | hard | Daniil Ostapenkov | 1-6 7-5 6-1 |
Averages over each player's completed matches in the selected window (11 vs 15). 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