| 2004 Swedish Open | |
|---|---|
| Date | 5–11 July |
| Edition | 57th |
| Category | International Series |
| Draw | 32S / 16D |
| Prize money | $355,000 |
| 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 5 July through 11 July 2004. Eighth-seeded Mariano Zabaleta won the singles title.