2020 Internazionali di Tennis Città di Trieste – Singles

This was the first edition of the tournament.

Carlos Alcaraz won the title after defeating Riccardo Bonadio 6–4, 6–3 in the final.

Seeds
• # 🇦🇺 Alexei Popyrin (second round)

• # 🇫🇷 Antoine Hoang (first round)

• # 🇩🇪 Yannick Hanfmann (second round)

• # 🇮🇹 Lorenzo Giustino (first round)

• # 🇮🇹 Roberto Marcora (first round)

• # 🇮🇹 Alessandro Giannessi (first round)

• # 🇦🇹 Jurij Rodionov (first round)

• # 🇸🇰 Lukáš Lacko (first round)