Tero Vilen defeated Lassi Ketola 6-3 6-0 in the Baltic Masters 1 round of 32 on clay. The result followed the form book — Tero Vilen came in leading the head-to-head 1–0. Tero Vilen extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-10-05 | Finland F4 | R16 | carpet | Tero Vilen | 2-6 6-3 7-6 |