Marko Tkalec advanced when Goran Oresic retired 7-6 4-6 1-0 in the Slovenia F2 round of 16. Marko Tkalec extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-08-10 | Croatia F4 | R32 | clay | Marko Tkalec | 7-5 7-5 |
| 1996-07-13 | Slovenia Masters 4 | R32 | clay | Goran Oresic | 6-4 2-6 7-5 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.