| 2004 Swedish Open | |
|---|---|
| Date | July 5 – July 11 | 
| Edition | 57th | 
| Category | International Series | 
| Surface | Clay / outdoor | 
| Location | Båstad | 
| Venue | Båstad tennisstadion | 
| Champions | |
| Singles | |
|  Mariano Zabaleta | |
| Doubles | |
|  Mahesh Bhupathi /  Jonas Björkman | |
The 2004 Swedish Open was a men's tennis tournament played on outdoor clay courts. It was the 57th edition of the Swedish Open, and was part of the International Series of the 2004 ATP Tour. It took place at the Båstad tennisstadion in Båstad, Sweden, from July 5 through July 11, 2004.
 Mariano Zabaleta defeated
 Mariano Zabaleta defeated  Gastón Gaudio, 6–1, 4–6, 7–6(7–4)
 Gastón Gaudio, 6–1, 4–6, 7–6(7–4)
 Mahesh Bhupathi /
 Mahesh Bhupathi /  Jonas Björkman defeated
 Jonas Björkman defeated  Simon Aspelin /
 Simon Aspelin /  Todd Perry, 4–6, 7–6(7–2), 7–6(8–6)
 Todd Perry, 4–6, 7–6(7–2), 7–6(8–6)