| Singles | |
|---|---|
| 2004 U.S. Men's Clay Court Championships | |
| 2003 Champion |
|
| Champion |
|
| Runner-up |
|
| Final score | 6–3, 6–4 |
Andre Agassi was the defending champion but did not compete that year.
Tommy Haas won in the final 6–3, 6–4 against Andy Roddick.
A champion seed is indicated in bold text while text in italics indicates the round in which that seed was eliminated.