Seda Noorlander defeated Els Callens 3-6 6-1 6-2 in the Istanbul round of 32 on clay. The upset overturned the form book — Els Callens came in leading the head-to-head 1–0. Seda Noorlander claimed a first win over Els Callens in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2002-02-25 | Minneapolis 50K | SF | hard | Els Callens | 7-6(4) 5-2 |
Averages over each player's completed matches in the selected window (2 vs 10). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. Small sample — read as indicative. About