Ion Moldovan defeated Jan Weinzierl 6-2 6-1 in the Croatia 1 4 round of 16 on clay. The upset overturned the form book — Jan Weinzierl came in leading the head-to-head 1–0. Ion Moldovan claimed a first win over Jan Weinzierl in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2000-04-24 | Gbr F3 | QF | clay | Jan Weinzierl | 6-2 6-0 |