Karla Popovic defeated Anja Prislan 6-3 6-3 in the Sibenik 10K round of 32 on clay. The upset overturned the form book — Anja Prislan came in leading the head-to-head 1–0. Karla Popovic claimed a first win over Anja Prislan in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2013-01-14 | Stuttgart Stammheim 10K | R16 | hard | Anja Prislan | 6-4 2-6 7-6(4) |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.