2018 Internazionali di Tennis del Friuli Venezia Giulia – Singles

Elias Ymer was the defending champion but chose not to defend his title.

Paolo Lorenzi won the title after defeating Máté Valkusz 6–3, 3–6, 6–4 in the final.

Seeds
• # 🇮🇹 Paolo Lorenzi (champion)

• # 🇦🇷 Facundo Bagnis (quarterfinals)

• # 🇸🇰 Andrej Martin (second round)

• # Nino Serdarušić (first round)

• # 🇪🇸 Tommy Robredo (quarterfinals)

• # 🇨🇿 Zdeněk Kolář (quarterfinals)

• # 🇧🇷 Guilherme Clezar (semifinals)

• # Viktor Galović (withdrew)