Catalina Castano defeated Tatjana Malek 6-2 3-6 6-3 in the Poitiers 100K round of 32 on hard. The upset overturned the form book — Tatjana Malek came in leading the head-to-head 1–0. Catalina Castano claimed a first win over Tatjana Malek in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-08-01 | Hechingen 25K | SF | clay | Tatjana Malek | 1-6 7-6(1) 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.