Thai Son Kwiatkowski defeated Luke Bambridge 6-4 7-6 in the Singapore qualifying round 1 on hard. The result followed the form book — Thai Son Kwiatkowski came in leading the head-to-head 1–0. Thai Son Kwiatkowski extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2021-02-22 | Singapore | Q1 | hard | Thai Son Kwiatkowski | 6-4 7-6(4) |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.