Robert Kroll defeated Herve Grenier 7-5 6-3 in the Poland Masters 3 round of 16 on clay. The result followed the form book — Robert Kroll came in leading the head-to-head 1–0. Robert Kroll extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1993-06-27 | Poland Masters 4 | QF | clay | Robert Kroll | 6-4 6-0 |