Nadejda Ostrovskaya defeated Tzipi Obziler 6-4 6-3 in the ISR vs BLR round robin on clay. The upset overturned the form book — Tzipi Obziler came in leading the head-to-head 3–1. Nadejda Ostrovskaya narrowed the head-to-head to 3–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2003-06-30 | Orbetello 50K | R32 | clay | Tzipi Obziler | 6-0 6-1 |
| 2002-09-23 | Batumi 75K | SF | hard | Nadejda Ostrovskaya | 6-2 6-2 |
| 1999-08-09 | Istanbul 10K | F | hard | Tzipi Obziler | 6-0 7-5 |
| 1998-03-19 | Jaffa 10K | F | hard | Tzipi Obziler | 6-3 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.