Ivan Cerovic defeated Jakub Hasek 6-7 6-4 7-6 in the Czech Rep F4 semi-final on hard. The upset overturned the form book — Jakub Hasek came in leading the head-to-head 1–0. Ivan Cerovic claimed a first win over Jakub Hasek in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-11-01 | Czech Rep F5 | R16 | hard | Jakub Hasek | 7-6(4) 7-6(5) |