2004 Millennium International Tennis Championships
Date	September 13–20
Edition	12th
Category	International Series
Draw	32S / 16D
Prize money	$355,000
Location	Delray Beach, Florida, U.S.
Venue	Delray Beach Tennis Center
Champions
Singles
Ricardo Mello[1]
Doubles
Leander Paes / Radek Štěpánek[2]
← 2003 · Delray Beach Open · 2005 →

The 2004 Millennium International Tennis Championships was an ATP tournament held in Delray Beach, Florida, United States that was part of the International Series of the 2004 ATP Tour. It was the 12th editions of the tournament and was held from September 13 to September 20. Unseeded Ricardo Mello won the singles title.

Ricardo Mello defeated Vincent Spadea 7–6^(7–2), 6–3

• It was Mello's only singles title of the year and of his career.

Leander Paes / Radek Štěpánek defeated Gastón Etlis / Martín Rodríguez 6–0, 6–3

• It was Paes's 4th title of the year and the 33rd of his career. It was Štěpánek's 3rd title of the year and the 9th of his career.

• ITF tournament edition details