2015 AON Open Challenger – Singles

Albert Ramos-Viñolas was the defending champion.

Seeds
• # 🇪🇸 Albert Ramos-Viñolas (semifinals)

• # Robin Haase (semifinals)

• # 🇮🇹 Paolo Lorenzi (second round)

• # Nikoloz Basilashvili (first round)

• # 🇮🇹 Marco Cecchinato (final)

• # 🇷🇸 Dušan Lajović (first round)

• # 🇪🇸 Nicolás Almagro (champion)

• # 🇫🇷 Kenny de Schepper (first round)