| 2017 Banja Luka Challenger | |
|---|---|
| Date | 11–17 September |
| Edition | 16th |
| Surface | Clay |
| Location | Banja Luka, Bosnia and Herzegovina |
| Champions | |
| Singles | |
 Maximilian Marterer | |
| Doubles | |
 Marin Draganja / Tomislav Draganja | |
The 2017 Banja Luka Challenger was a professional tennis tournament played on clay courts. It was the sixteenth edition of the tournament which was part of the 2017 ATP Challenger Tour. It took place in Banja Luka, Bosnia and Herzegovina from 11 to 17 September 2017.
| Country | Player | Rank1 | Seed |
|---|---|---|---|
 ESP | Roberto Carballés Baena | 109 | 1 |
| ESP | |||
| 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 |
The following players received wildcards into the singles main draw:
Daniel Gimeno Traver Franjo Raspudić Nino Serdarušić 
Kento TagashiraThe following player received entry into the singles main draw as a special exempt:
The following players received entry into the singles main draw as alternates:
The following players received entry from the qualifying draw:
The following players received entry as lucky losers:
Erik Crepaldi
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