Ana Clara Duarte defeated Chieh Yu Hsu 4-6 7-5 6-3 in the Santiago 25K round of 16 on clay. Ana Clara Duarte extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2013-07-15 | Campos Do Jordao 25K | R32 | hard | Chieh Yu Hsu | 6-3 6-4 |
| 2010-03-08 | Metepec 10K | R16 | hard | Ana Clara Duarte | 6-7(2) 6-3 7-5 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.