Oliver Crawford defeated Benjamin Lock 3-6 6-4 6-0 in the M25 Klosters 1 semi-final on clay. The upset overturned the form book — Benjamin Lock came in leading the head-to-head 1–0. Oliver Crawford claimed a first win over Benjamin Lock in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2022-03-27 | M25 Medellin 1 | F | clay | Benjamin Lock | 7-6(3) 4-6 7-6(5) |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.