2023 Challenger de Tigre – Singles

Camilo Ugo Carabelli was the defending champion but chose not to defend his title.

Juan Manuel Cerúndolo won the title after defeating Murkel Dellien 4–6, 6–4, 6–2 in the final.

Seeds
• # 🇦🇷 Juan Manuel Cerúndolo (champion)

• # 🇦🇷 Andrea Collarini (first round)

• # 🇦🇷 Juan Bautista Torres (first round)

• # 🇦🇷 Hernán Casanova (second round)

• # 🇮🇹 Alessandro Giannessi (semifinals)

• # 🇪🇸 Oriol Roca Batalla (first round)

• # 🇦🇷 Francisco Comesaña (first round)

• # 🇦🇷 Juan Ignacio Londero (quarterfinals)