Anna Livadaru defeated Vivienne Vierin 7-5 6-3 in the Lagos 25K round of 16 on hard. The upset overturned the form book — Vivienne Vierin came in leading the head-to-head 1–0. Anna Livadaru claimed a first win over Vivienne Vierin in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-10-19 | Lagos 25K | R32 | hard | Vivienne Vierin | 6-3 7-5 |