Mary Pierce defeated Barbara Paulus 6-3 7-5 in the San Diego round of 32 on hard. The result followed the form book — Mary Pierce came in defending last year's semi-final. Mary Pierce extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-05-11 | Berlin | R32 | grass | Barbara Paulus | 4-6 7-6 3-1 RET |
| 1997-05-05 | Rome | SF | clay | Mary Pierce | 4-6 6-3 6-1 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.