Diana Julianto defeated Orawan Lamangthong 6-7 6-3 6-2 in the Balikpapan 10K round of 16 on hard. The result followed the form book — Diana Julianto came in leading the head-to-head 1–0. Diana Julianto extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2003-10-06 | Jakarta 10K | R32 | hard | Diana Julianto | 6-2 6-3 |