2024 Internazionali di Tennis Città di Trieste – Singles

Hugo Gaston was the defending champion but chose not to defend his title.

Federico Agustín Gómez won the title after defeating Tomás Barrios Vera 6–1, 6–2 in the final.

Seeds
• # 🇫🇷 Richard Gasquet (first round)

• # 🇮🇹 Francesco Passaro (first round)

• # 🇫🇷 Titouan Droguet (quarterfinals)

• # 🇮🇹 Andrea Pellegrino (first round, retired)

• # 🇫🇷 Benoît Paire (first round)

• # Tseng Chun-hsin (first round, retired)

• # 🇫🇷 Ugo Blanchet (second round)

• # 🇪🇸 Oriol Roca Batalla (semifinals)