German Puentes defeated Simone Vagnozzi 6-7 6-3 7-5 in the Croatia F7 round of 16 on clay. The upset overturned the form book — Simone Vagnozzi came in leading the head-to-head 2–0. German Puentes claimed a first win over Simone Vagnozzi in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-01-05 | Spain 1 1 | QF | clay | Simone Vagnozzi | 6-4 6-3 |
| 2004-01-05 | Spain 1 4 | R16 | clay | Simone Vagnozzi | 6-2 4-6 7-5 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.