Nicole Seitenbecher defeated Sabine Klaschka 6-2 6-4 in the Cardiff 25K round of 32 on hard. Nicole Seitenbecher extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-08-23 | Bielefeld 10K | R16 | clay | Nicole Seitenbecher | 6-0 6-1 |
| 2003-08-25 | Bielefeld 10K | QF | clay | Sabine Klaschka | 6-0 4-6 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.