Varatchaya Wongteanchai defeated Tomoko Dokei 6-3 6-3 in the Hamilton 10K round of 32 on hard. The result followed the form book — Varatchaya Wongteanchai came in leading the head-to-head 2–0. Varatchaya Wongteanchai extended the head-to-head to 3–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-08-24 | Nonthaburi 10K | R32 | hard | Varatchaya Wongteanchai | 6-2 7-6(5) |
| 2009-06-08 | Bangkok 10K | R16 | hard | Varatchaya Wongteanchai | 7-5 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.