Ronnie Schneider defeated Thai Son Kwiatkowski 7-6 2-6 6-4 in the Winnipeg CH qualifying final on hard. The upset overturned the form book — Thai Son Kwiatkowski came in leading the head-to-head 2–0. Ronnie Schneider claimed a first win over Thai Son Kwiatkowski in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2017-11-27 | Mexico F7 | QF | hard | Thai Son Kwiatkowski | 6-3 6-3 |
| 2014-07-14 | USA F20 | R16 | hard | Thai Son Kwiatkowski | 6-3 6-4 |
Averages over each player's completed matches in the selected window (28 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