Polona Hercog defeated Diana Buzean 6-1 6-2 in the Cairo 10K qualifying round on clay. The upset overturned the form book — Diana Buzean came in leading the head-to-head 1–0. Polona Hercog claimed a first win over Diana Buzean in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-11-27 | Cairo 10K | QF | clay | Diana Buzean | 6-0 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.