Bianca Koch defeated Diana Marcinkevica 6-4 7-5 in the Edinburgh 10K round of 16 on clay. The upset overturned the form book — Diana Marcinkevica came in leading the head-to-head 1–0. Bianca Koch claimed a first win over Diana Marcinkevica in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-03-14 | Fallanden 10K | R16 | carpet | Diana Marcinkevica | 6-4 6-0 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.