Yasmine Guimaraes defeated Nathaly Kurata 5-7 6-3 6-4 in the Brasilia 25K round of 32 on clay. The upset overturned the form book — Nathaly Kurata came in leading the head-to-head 1–0. Yasmine Guimaraes claimed a first win over Nathaly Kurata in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-03-28 | Ribeirao Preto 10K | R32 | clay | Nathaly Kurata | 7-5 6-0 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.