Kim Alice Grajdek defeated Nicole Rottmann 7-6 6-4 in the Johannesburg 100K qualifying round on hard. The upset overturned the form book — Nicole Rottmann came in leading the head-to-head 1–0. Kim Alice Grajdek claimed a first win over Nicole Rottmann in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-05-09 | Heraklion 10K | SF | hard | Nicole Rottmann | 5-0 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.