Venus Williams defeated Dominique Monami 7-6 6-2 in the Rome quarter-final on clay. Venus Williams extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-10-05 | Filderstadt | R16 | hard | Dominique Monami | 6-1 6-2 |
| 1998-03-05 | Indian Wells | R16 | hard | Venus Williams | 6-4 6-1 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.