2023 Viña Challenger – Singles

This was the first edition of the tournament.

Thiago Seyboth Wild won the title after defeating Hugo Gaston 7–5, 6–1 in the final.

Seeds
• # 🇧🇴 Hugo Dellien (withdrew)

• # 🇫🇷 Hugo Gaston (final)

• # 🇦🇷 Camilo Ugo Carabelli (quarterfinals)

• # 🇧🇷 Felipe Meligeni Alves (first round)

• # 🇮🇹 Franco Agamenone (first round)

• # 🇦🇷 Facundo Díaz Acosta (first round, retired)

• # 🇮🇹 Luciano Darderi (first round)

• # 🇮🇹 Riccardo Bonadio (quarterfinals)