Kim Clijsters defeated Elena Bovina 7-6 6-3 in the Warsaw quarter-final on clay. The upset overturned the form book — Elena Bovina came in defending last year's round of 16. Kim Clijsters extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-09-27 | Hasselt | SF | hard | Elena Bovina | 6-4 2-2 RET |
| 2001-03-08 | Indian Wells | QF | hard | Kim Clijsters | 6-2 6-2 |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Averages over each player's completed matches in the selected window (177 vs 27). ATP, WTA & Challenger.