Olga Saez Larra defeated Diana Stomlega 6-2 6-7 6-4 in the Madrid 10K round of 32 on hard. The upset overturned the form book — Diana Stomlega came in leading the head-to-head 2–0. Olga Saez Larra claimed a first win over Diana Stomlega in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-06-27 | Melilla 10K | QF | hard | Diana Stomlega | 6-3 6-4 |
| 2011-05-30 | Madrid 10K | R32 | hard | Diana Stomlega | 6-1 5-7 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.