Tommy Czaplinski defeated Krittin Koaykul 7-6 7-5 in the M15 Nakhon Si Thammarat 3 q32 on hard. The result followed the form book — Tommy Czaplinski came in leading the head-to-head 1–0. Tommy Czaplinski extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2023-07-19 | M15 Nakhon Si Thammarat 5 | R32 | hard | Tommy Czaplinski | 6-4 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.