Tatiana Bua defeated Veronica Spiegel 6-4 4-6 6-3 in the Cordoba 10K round of 16 on clay. The upset overturned the form book — Veronica Spiegel came in leading the head-to-head 5–0. Tatiana Bua claimed a first win over Veronica Spiegel in six meetings, narrowing the head-to-head to 5–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-11-02 | Buenos Aires 10K | QF | clay | Veronica Spiegel | 7-5 6-4 |
| 2008-08-25 | Buenos Aires 10K | QF | clay | Veronica Spiegel | 7-5 6-2 |
| 2008-08-18 | Bell Ville 10K | SF | clay | Veronica Spiegel | 6-3 6-0 |
| 2007-11-05 | Cordoba 10K | R16 | clay | Veronica Spiegel | 6-4 3-6 6-2 |
| 2007-10-29 | Asuncion 10K | F | clay | Veronica Spiegel | 6-3 3-6 6-2 |