Matea Mezak defeated Zsofia Gubacsi 6-4 0-6 6-4 in the Portoroz q16 on hard. The upset overturned the form book — Zsofia Gubacsi came in leading the head-to-head 1–0. Matea Mezak claimed a first win over Zsofia Gubacsi in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-04-03 | Coatzacoalcos 25K | R32 | hard | Zsofia Gubacsi | 6-4 7-6(4) |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.