2009 Tennis Napoli Cup – Singles

Potito Starace was the three-time defending champion, but he lost to Andreas Haider-Maurer in the first round.

Pablo Cuevas won in the final 6–1, 6–3, against Victor Crivoi.

Seeds
• # 🇮🇹 Potito Starace (first round)

• # 🇪🇸 Alberto Martín (second round)

• # 🇪🇸 Daniel Gimeno-Traver (second round)

• # 🇪🇸 Pablo Andújar (semifinals)

• # 🇧🇪 Kristof Vliegen (first round)

• # 🇧🇷 Marcos Daniel (quarterfinals)

• # 🇨🇿 Ivo Minář (second round)

• # 🇦🇹 Daniel Köllerer (first round)