2003 Torneo Godó – Singles

Gastón Gaudio was the defending singles champion of the Torneo Godó men's tennis tournament, but lost in the quarterfinals this year.

Carlos Moyá won the singles title at the 2003 Torneo Godó tennis tournament, defeating Marat Safin, who retired while Moyá held a 5–7, 6–2, 6–2, 3–0 lead in the final.

Seeds
• # 🇪🇸 Juan Carlos Ferrero (semifinals)

• # 🇪🇸 Carlos Moyá (champion)

• # 🇪🇸 Albert Costa (third round)

• # 🇷🇺 Marat Safin (final, retired because of general fatigue)

• # 🇹🇭 Paradorn Srichaphan (second round)

• # 🇦🇷 David Nalbandian (second round)

• # 🇧🇷 Gustavo Kuerten (quarterfinals)

• # 🇪🇸 Àlex Corretja (third round)

• # 🇲🇦 Younes El Aynaoui (third round, withdrew because of the flu)

• # 🇦🇷 Gastón Gaudio (quarterfinals)

• # Fernando González (first round)

• # 🇪🇸 Tommy Robredo (quarterfinals)

• # 🇦🇷 Guillermo Coria (second round, retired because of a stomach muscle injury)

• # 🇧🇪 Xavier Malisse (second round)

• # 🇧🇾 Max Mirnyi (first round)

• # 🇦🇷 Agustín Calleri (semifinals)