2019 Tennis Challenger Hamburg – Singles

This was the first edition of the tournament.

Botic van de Zandschulp won the title after defeating Bernabé Zapata Miralles 6–3, 5–7, 6–1 in the final.

Seeds
All seeds receive a bye into the second round. • # 🇮🇹 Salvatore Caruso (semifinals)

• # 🇸🇪 Elias Ymer (semifinals)

• # 🇮🇹 Gianluca Mager (third round)

• # 🇺🇦 Sergiy Stakhovsky (third round)

• # 🇮🇹 Alessandro Giannessi (second round)

• # 🇮🇹 Federico Gaio (quarterfinals)

• # Robin Haase (second round)

• # 🇩🇪 Oscar Otte (second round)

• # 🇷🇸 Viktor Troicki (third round)

• # 🇮🇹 Filippo Baldi (second round)

• # 🇷🇸 Nikola Milojević (second round)

• # 🇩🇪 Rudolf Molleker (second round)

• # 🇪🇸 Pedro Martínez (second round)

• # Tallon Griekspoor (second round, retired)

• # 🇸🇰 Filip Horanský (third round)

• # 🇪🇸 Nicola Kuhn (withdrew)