Vienna Open 2004
Feliciano Lopez won the title, beating Guillermo Canas 6–4 1–6 7–5 3–6 7–5 in the final.
Latest results
- Semifinal: Guillermo Canas def. Tommy Haas 6–4 6–3
- Semifinal: Feliciano Lopez def. Davide Sanguinetti 6–3 6–3
- Quarterfinal: Guillermo Canas def. David Nalbandian 6–4 2–6 6–3
- Quarterfinal: Tommy Haas def. Robby Ginepri 4–6 6–3 6–4
Vienna 2004 2004
- Defending champion
- Roger Federer
Ranking points by round
| Champion | 500 |
| Runner-up | 330 |
| Semifinal | 200 |
| Quarterfinal | 100 |
| Round of 16 | 50 |
| Round of 32 | 0 |
| Qualifier bonus | 25 |
Recent finals
| Year | Champion | Runner-up |
|---|---|---|
| 2003 | Roger Federer | Carlos Moya |
| 2002 | Roger Federer | Jiri Novak |
| 2001 | Tommy Haas | Guillermo Canas |
| 2000 | Tim Henman | Tommy Haas |
| 1999 | Greg Rusedski | Nicolas Kiefer |
| 1998 | Pete Sampras | Karol Kucera |
| 1997 | Goran Ivanisevic | Greg Rusedski |
| 1996 | Boris Becker | Jan Siemerink |
Matches by round
31 finishedFinal
1 finishedFin
Semifinals
2 finishedFin
Fin
Quarterfinals
4 finishedFin
Fin
Fin
Fin
Round of 16
8 finishedFin
Fin
Fin
Fin
Fin
Fin
Fin
Fin
Round of 32
16 finishedFin
Fin
Fin
Fin
Fin
Fin
Fin
Fin
Fin
Fin
Fin
Fin
Fin
Fin
Fin
Fin