2006 Orange Prokom Open – Singles

Gaël Monfils was the defending champion, but did not participate.

Nikolay Davydenko won the title, defeating Florian Mayer 7–6(8–6), 5–7, 6–4 in the final.

Seeds
• # 🇷🇺 Nikolay Davydenko (champion)

• # 🇪🇸 Tommy Robredo (second round)

• # 🇦🇷 Gastón Gaudio (second round)

• # 🇦🇷 Guillermo Coria (first round, retired due to a shoulder injury)

• # 🇦🇷 Juan Ignacio Chela (quarterfinals)

• # 🇪🇸 Rubén Ramírez Hidalgo (first round)

• # 🇮🇹 Filippo Volandri (semifinals)

• # 🇦🇷 Agustín Calleri (semifinals, retired)