2003 Breil Milano Indoor – Singles

Davide Sanguinetti was the defending champion but lost in the quarterfinals to Martin Verkerk.

Verkerk won in the final 6–4, 5–7, 7–5 against Yevgeny Kafelnikov.

Seeds
A champion seed is indicated in bold text while text in italics indicates the round in which that seed was eliminated.


 * 1) 🇨🇿 Jiří Novák (first round)
 * 2)  Sjeng Schalken (first round)
 * 3) 🇲🇦 Younes El Aynaoui (first round)
 * 4) 🇧🇪 Xavier Malisse (second round)
 * 5) 🇷🇺 Yevgeny Kafelnikov (final)
 * 6) 🇫🇷 Fabrice Santoro (withdrew because of general fatigue)
 * 7) 🇫🇷 Nicolas Escudé (first round)
 * 8) 🇫🇮 Jarkko Nieminen (semifinals)