Sophia Mulsap defeated Kanyapat Narattana 6-2 6-3 in the Khonkan 10K round of 16 on hard. The upset overturned the form book — Kanyapat Narattana came in leading the head-to-head 1–0, but Sophia Mulsap had been the form player, winning 3 of their last 10 on hard. Sophia Mulsap claimed a first win over Kanyapat Narattana in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2008-05-26 | Bangkok 10K | R16 | hard | Kanyapat Narattana | 6-1 3-6 6-4 |