2019 Sparkassen ATP Challenger – Singles

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

Jannik Sinner won the title after defeating Sebastian Ofner 6–2, 6–4 in the final.

Seeds
All seeds receive a bye into the second round. • # 🇮🇹 Stefano Travaglia (second round)

• # 🇮🇹 Jannik Sinner (champion)

• # 🇮🇹 Salvatore Caruso (third round)

• # 🇮🇹 Gianluca Mager (second round)

• # 🇩🇪 Peter Gojowczyk (quarterfinals)

• # 🇫🇷 Antoine Hoang (semifinals)

• # 🇦🇹 Dennis Novak (third round)

• # 🇮🇹 Federico Gaio (quarterfinals)

• # 🇩🇪 Oscar Otte (second round)

• # 🇦🇹 Sebastian Ofner (final)

• # 🇷🇸 Danilo Petrović (third round)

• # 🇺🇸 Maxime Cressy (third round)

• # 🇮🇹 Roberto Marcora (third round)

• # 🇪🇸 Bernabé Zapata Miralles (third round)

• # 🇫🇷 Elliot Benchetrit (quarterfinals)

• # 🇮🇹 Filippo Baldi (second round)