Diego Cristin defeated Agustin Tarantino 6-2 5-7 6-2 in the Argentina F9 round of 16 on clay. The upset overturned the form book — Agustin Tarantino came in leading the head-to-head 3–0. Diego Cristin claimed a first win over Agustin Tarantino in four meetings, narrowing the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-07-26 | Venezuela 1 Satellite 2 | R32 | hard | Agustin Tarantino | 6-1 6-1 |
| 2004-07-26 | Venezuela 1 Satellite 4 | QF | hard | Agustin Tarantino | 1-6 6-3 7-6(5) |
| 2003-04-28 | Argentina 1 | R32 | clay | Agustin Tarantino | 6-3 1-6 6-3 |