2017 Bucher Reisen Tennis Grand Prix – Singles

Florian Mayer was the defending champion but lost in the quarterfinals to Andreas Haider-Maurer.

Ricardo Ojeda Lara won the title after defeating Haider-Maurer 6–4, 6–3 in the final.

Seeds
• # 🇩🇪 Florian Mayer (quarterfinals)

• # 🇧🇪 Steve Darcis (second round, withdrew)

• # 🇩🇪 Dustin Brown (first round)

• # 🇧🇪 Arthur De Greef (first round)

• # 🇩🇪 Oscar Otte (second round)

• # 🇫🇷 Mathias Bourgue (first round)

• # 🇩🇪 Jeremy Jahn (quarterfinals)

• # 🇨🇿 Václav Šafránek (quarterfinals)