Christoph Negritu defeated Kai Lemstra 7-6 6-1 in the M15 Oberhaching 1 q32 on hard. The upset overturned the form book — Kai Lemstra came in leading the head-to-head 1–0. Christoph Negritu claimed a first win over Kai Lemstra in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2021-03-10 | M15 Monastir 8 | R32 | hard | Kai Lemstra | 6-4 2-6 6-1 |
Averages over each player's completed matches in the selected window (123 vs 2). 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. Small sample — read as indicative. About