2019 Garden Open – Singles

Adam Pavlásek was the defending champion but lost in the semifinals to Gian Marco Moroni.

Henri Laaksonen won the title after defeating Moroni 6–7(2–7), 7–6(7–2), 6–2 in the final.

Seeds
All seeds receive a bye into the second round. • # 🇩🇪 Maximilian Marterer (second round, retired)

• # 🇮🇹 Paolo Lorenzi (semifinals)

• # 🇺🇸 Ryan Harrison (withdrew)

• # Henri Laaksonen (champion)

• # 🇵🇱 Kamil Majchrzak (quarterfinals)

• # 🇸🇰 Jozef Kovalík (third round)

• # 🇩🇪 Oscar Otte (third round)

• # 🇮🇹 Salvatore Caruso (quarterfinals)

• # 🇸🇰 Filip Horanský (quarterfinals, retired)

• # 🇮🇹 Stefano Napolitano (quarterfinals)

• # 🇮🇹 Roberto Marcora (third round)

• # Viktor Galović (third round)

• # 🇮🇹 Federico Gaio (third round)

• # 🇨🇿 Adam Pavlásek (semifinals)

• # 🇭🇺 Attila Balázs (second round)

• # 🇮🇹 Matteo Viola (third round)

• # 🇮🇹 Gian Marco Moroni (final)