
Alexander Erler defeated Gauthier Onclin 7-6 7-6 in the Helsinki CH qualifying round 1 on hard. The upset overturned the form book — Gauthier Onclin came in leading the head-to-head 2–0. Alexander Erler claimed a first win over Gauthier Onclin in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2021-02-20 | M15 Monastir 5 | SF | hard | Gauthier Onclin | 6-3 7-5 |
| 2021-02-14 | M15 Monastir 4 | F | hard | Gauthier Onclin | 6-1 6-4 |
Averages over each player's completed matches in the selected window (29 vs 200). 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