Mark Joachim defeated Rene Nicklisch 7-5 6-3 in the Italy 5 Masters 1 round of 16 on clay. The result followed the form book — Mark Joachim came in leading the head-to-head 1–0. Mark Joachim extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1999-04-09 | Spain 4 Masters 4 | QF | clay | Mark Joachim | 6-4 7-5 |