2017 Banja Luka Challenger

Country	Player	Rank1	Seed
ESP	Roberto Carballés Baena	109	1
ESP	Guillermo García López	123	2
GER	Maximilian Marterer	125	3
SRB	Nikola Milojević	160	4
ESP	Ricardo Ojeda Lara	180	5
ITA	Lorenzo Giustino	188	6
ESP	Jaume Munar	208	7
CZE	Václav Šafránek	210	8

• ¹ Rankings are as of 28 August 2017.

The following players received wildcards into the singles main draw:

• Daniel Gimeno Traver
• Franjo Raspudić
• Nino Serdarušić
• Kento Tagashira

The following player received entry into the singles main draw as a special exempt:

• Kevin Krawietz

The following players received entry into the singles main draw as alternates:

• André Ghem
• Alexandre Müller

The following players received entry from the qualifying draw:

• Filip Horanský
• Lucas Miedler
• Péter Nagy
• Pol Toledo Bagué

The following players received entry as lucky losers:

• Erik Crepaldi
• Andreas Haider-Maurer

• Maximilian Marterer def. Carlos Taberner 6–1, 6–2.

• Marin Draganja / Tomislav Draganja def. Danilo Petrović / Ilija Vučić 6–4, 6–2.

• Official Website Archived 2011-01-28 at the Wayback Machine