Sheila Guerberg defeated Cecilia Cardenas 6-1 6-2 in the Asuncion 10K round of 16 on clay. The result followed the form book — Sheila Guerberg came in leading the head-to-head 1–0. Sheila Guerberg extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-09-20 | Nueva San Salvador 10K | R16 | clay | Sheila Guerberg | 6-2 6-0 |