See main article: 2004 Pacific Life Open.
Roger Federer defeated Tim Henman in the final, 6 - 3, 6 - 3, to win the men's singles tennis title at the 2004 Indian Wells Masters.
Lleyton Hewitt was the two-time defending champion, but lost in the third round to Juan Ignacio Chela.
All thirty-three seeds received a bye to the second round.