Oliver Marach defeated Kresimir Ritz 6-3 6-4 in the Umag q16 on clay. Oliver Marach extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2000-05-01 | Austria F1 | R16 | clay | Kresimir Ritz | 3-6 6-1 6-2 |
| 1999-07-26 | Slovenia F3 | SF | clay | Oliver Marach | 6-2 7-6 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.