The 2003 Delray Beach International Tennis Championships was a tennis tournament played on outdoor hard courts at the Delray Beach Tennis Center in Delray Beach, Florida in the United States and was part of the International Series of the 2003 ATP Tour. The tournament ran from March 3 through March 9, 2003.
Jan-Michael Gambill defeated Mardy Fish 6–0, 7–6(7–5)
- It was Gambill's 1st title of the year and the 7th of his career.
Leander Paes / Nenad Zimonjić defeated Raemon Sluiter / Martin Verkerk 7–5, 3–6, 7–5
- It was Paes's 2nd title of the year and the 28th of his career. It was Zimonjić's 1st title of the year and the 6th of his career.