Baris Ergun defeated Esat Tanik 0-6 6-3 7-5 in the Turkey 1 2 round of 32 on clay. The upset overturned the form book — Esat Tanik came in leading the head-to-head 1–0. Baris Ergun claimed a first win over Esat Tanik in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-06-13 | Turkey 1 Masters 4 | R32 | hard | Esat Tanik | 6-2 6-1 |