Marc Merry defeated Djalmar Sistermans 7-5 6-7 6-3 in the Greece 4 Masters 3 round of 32 on hard. Marc Merry extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-11-30 | USA F10 | R32 | hard | Djalmar Sistermans | 1-6 7-6 6-2 |
| 1998-03-07 | France 3 Masters 1 | R32 | carpet | Marc Merry | 7-6 6-4 |