2017 Open Città della Disfida – Singles

Elias Ymer was the defending champion but lost in the first round to Lukáš Rosol.

Aljaž Bedene won the title after defeating Gastão Elias 7–6(7–4), 6–3 in the final.

Seeds
• # Gastão Elias (final)

• # 🇬🇧 Aljaž Bedene (champion)

• # 🇸🇰 Norbert Gombos (first round)

• # 🇮🇹 Alessandro Giannessi (quarterfinals)

• # 🇧🇪 Arthur De Greef (second round)

• # 🇸🇰 Jozef Kovalík (first round)

• # 🇩🇪 Maximilian Marterer (quarterfinals)

• # 🇸🇪 Elias Ymer (first round)