Jana Novotna defeated Mary Pierce 6-4 6-0 in the US Open quarter-final on hard. The result followed the form book — Jana Novotna came in leading the head-to-head 2–1, defending last year's round of 16. Jana Novotna extended the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-02-09 | Paris | SF | carpet | Mary Pierce | 6-4 2-6 6-3 |
| 1997-11-17 | WTA Tour Championships | F | carpet | Jana Novotna | 7-6 6-2 6-3 |
| 1997-02-10 | Paris | QF | carpet | Jana Novotna | 6-1 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.