2013 Città di Caltanissetta – Singles

Tommy Robredo was the defending champion, but competed in the 2013 French Open. Dušan Lajović defeated Robin Haase 7–6(7–4), 6–3 in the final to win the title.

Seeds
• # 🇸🇰 Martin Kližan (first round)

• # Robin Haase (final)

• # 🇦🇷 Leonardo Mayer (second round)

• # 🇦🇷 Guido Pella (first round)

• # Thiemo de Bakker (quarterfinals)

• # 🇦🇷 Martín Alund (first round)

• # 🇮🇹 Filippo Volandri (second round)

• # 🇪🇸 Rubén Ramírez Hidalgo (first round)