2023 Emilia-Romagna Open – Singles

Borna Ćorić was the defending champion but chose not to defend his title.

Alexandre Müller won the title after defeating Francesco Maestrelli 6–1, 6–4 in the final.

Seeds
• # 🇪🇸 Albert Ramos Viñolas (quarterfinals)

• # 🇧🇷 Thiago Monteiro (quarterfinals)

• # 🇫🇷 Alexandre Müller (champion)

• # 🇪🇸 Jaume Munar (first round)

• # 🇭🇺 Fábián Marozsán (withdrew)

• # 🇮🇹 Giulio Zeppieri (semifinals)

• # 🇮🇹 Francesco Passaro (first round)

• # 🇸🇰 Jozef Kovalík (first round)