Nicha Lertpitaksinchai defeated Nungnadda Wannasuk 6-3 6-3 in the Bangkok $10K semi-final on hard. The upset overturned the form book — Nungnadda Wannasuk came in leading the head-to-head 4–0. Nicha Lertpitaksinchai claimed a first win over Nungnadda Wannasuk in five meetings, narrowing the head-to-head to 4–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2012-07-02 | Pattaya 10K | SF | hard | Nungnadda Wannasuk | 6-0 6-1 |
| 2012-06-04 | Taipei 10K | QF | hard | Nungnadda Wannasuk | 6-1 4-6 6-2 |
| 2010-10-04 | Nonthaburi 10K | SF | hard | Nungnadda Wannasuk | 4-6 6-4 6-3 |
| 2009-06-08 | Bangkok 10K | R16 | hard | Nungnadda Wannasuk | 6-4 4-6 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.