Final score 7–6 (15–13), 6–4 | ||
Andre Agassi was the defending champion but lost in the semifinals to Mardy Fish.
Andy Roddick won in the final 7–6 (15–13), 6–4 against Fish.
Seeds
A champion seed is indicated in bold text while text in italics indicates the round in which that seed was eliminated.
References
2004 Siebel Open – Singles Wikipedia(Text) CC BY-SA