Nathalie Tauziat defeated Kim Clijsters 6-4 6-2 in the Los Angeles quarter-final on hard. The upset overturned the form book — Kim Clijsters came in leading the head-to-head 3–1, but Nathalie Tauziat had been the form player, winning 4 of their last 8 on hard. Nathalie Tauziat narrowed the head-to-head to 3–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2001-08-19 | New Haven | QF | hard | Kim Clijsters | 6-2 6-2 |
| 2000-10-02 | Filderstadt | SF | hard | Kim Clijsters | 3-6 6-4 6-1 |
| 2000-08-21 | New Haven | QF | hard | Nathalie Tauziat | 6-2 6-4 |
| 2000-06-26 | Wimbledon | R128 | grass | Kim Clijsters | 6-3 3-6 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.