Wynne Prakusya defeated Montinee Tangphong 6-0 6-4 in the Jakarta 25K semi-final on hard. The upset overturned the form book — Montinee Tangphong came in leading the head-to-head 1–0, but Wynne Prakusya had been the form player, winning 4 of their last 5 on hard. Wynne Prakusya claimed a first win over Montinee Tangphong in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2005-05-23 | Phuket 25K | R16 | hard | Montinee Tangphong | 5-7 6-3 6-1 |