Ana Lucia Migliarini De Leon defeated Jenifer Widjaja 6-4 6-3 in the Belo Horizonte 10K semi-final on hard. The upset overturned the form book — Jenifer Widjaja came in leading the head-to-head 2–0. Ana Lucia Migliarini De Leon claimed a first win over Jenifer Widjaja in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-05-03 | Merida 10K | R16 | hard | Jenifer Widjaja | 6-4 6-4 |
| 2003-10-27 | Obregon 10K | SF | clay | Jenifer Widjaja | 4-6 6-2 6-2 |