Charles Edouard Maria defeated Jerome Loustalot 7-6 6-2 in the Switzerland 1 Masters 3 round of 16 on clay. The upset overturned the form book — Jerome Loustalot came in leading the head-to-head 1–0, but Charles Edouard Maria had been the form player, winning 3 of their last 7 on clay. Charles Edouard Maria claimed a first win over Jerome Loustalot in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-08-05 | Switzerland 1 Masters 2 | SF | clay | Jerome Loustalot | 4-6 6-3 7-6 |