2017 Sparkassen ATP Challenger

Country	Player	Rank1	Seed
ROU	Marius Copil	77	1
SVK	Norbert Gombos	80	2
ITA	Andreas Seppi	86	3
FRA	Pierre-Hugues Herbert	88	4
HUN	Márton Fucsovics	105	5
GER	Dustin Brown	121	6
GER	Oscar Otte	133	7
AUT	Sebastian Ofner	141	8

• ¹ Rankings are as of 2 October 2017.

The following players received wildcards into the singles main draw:

• Matteo Donati
• Federico Gaio
• Patrick Prader
• Lorenzo Sonego

The following player received entry into the singles main draw using a protected ranking:

• Igor Sijsling

The following players received entry from the qualifying draw:

• Kevin Krawietz
• Tim Pütz
• Marc Sieber
• Matteo Viola

The following players received entry as lucky losers:

• Andrea Arnaboldi
• Edan Leshem

• Lorenzo Sonego def. Tim Pütz 6–4. 6–4.

• Sander Arends / Antonio Šančić def. Jeremy Jahn / Edan Leshem 6–2, 5–7, [13–11].

• Official Website