Wilawan Choptang defeated Diana Costa 6-2 6-0 in the Manila 10K round of 16 on hard. The result followed the form book — Wilawan Choptang came in leading the head-to-head 1–0. Wilawan Choptang extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2002-09-09 | Mysore 10K | R32 | clay | Wilawan Choptang | 6-2 6-4 |