2003 BellSouth Open – Singles

Fernando González was the defending champion but did not compete that year.

David Sánchez won in the final 1–6, 6–3, 6–3 against Marcelo Ríos.

Seeds

 * 1) 🇦🇷 Gastón Gaudio (semifinals)
 * 2) 🇪🇨 Nicolás Lapentti (withdrew because of a back injury)
 * 3)  Marcelo Ríos (final)
 * 4) 🇦🇷 José Acasuso (second round)
 * 5) 🇦🇷 Agustín Calleri (quarterfinals)
 * 6) 🇪🇸 Fernando Vicente (second round)
 * 7) 🇪🇸 Félix Mantilla (quarterfinals)
 * 8) 🇪🇸 David Ferrer (second round)