Olga Lazarchuk defeated Darija Jurak 6-2 7-5 in the St Petersburg 50K round of 32 on hard. The upset overturned the form book — Darija Jurak came in leading the head-to-head 1–0. Olga Lazarchuk claimed a first win over Darija Jurak in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2003-08-11 | Martina Franca 25K | R16 | clay | Darija Jurak | 4-6 6-3 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.