Markus Naewie defeated Robert Kroll 6-2 6-3 in the Germany 1 Masters 1 round of 32 on carpet. The result followed the form book — Markus Naewie came in leading the head-to-head 1–0. Markus Naewie extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1991-02-03 | Germany 1 Masters 2 | QF | carpet | Markus Naewie | 7-6 7-5 |