| 2018 Banja Luka Challenger | |
|---|---|
| Date | 10–16 September |
| Edition | 17th |
| Surface | Clay |
| Location | Banja Luka, Bosnia and Herzegovina |
| Champions | |
| Singles | |
 Alessandro Giannessi | |
| Doubles | |
 Andrej Martin /  Hans Podlipnik Castillo | |
The 2018 Banja Luka Challenger was a professional tennis tournament played on clay courts. It was the seventeenth edition of the tournament which was part of the 2018 ATP Challenger Tour. It took place in Banja Luka, Bosnia and Herzegovina from 10 to 16 September 2018.
| Country | Player | Rank1 | Seed |
|---|---|---|---|
 ARG | Juan Ignacio Londero | 123 | 1 |
 ESP | Pablo Andújar | 126 | 2 |
| ARG | Marco Trungelliti | 142 | 3 |
| ESP | Daniel Gimeno Traver | 155 | 4 |
| SVK | Andrej Martin | 157 | 5 |
| CHI | Christian Garín | 158 | 6 |
| ARG | Carlos Berlocq | 172 | 7 |
| ESP | Pedro Martínez | 181 | 8 |
The following players received wildcards into the singles main draw:
Marko Miladinović 
Franjo Raspudić
Kento Tagashira Miljan Zekić The following player received entry into the singles main draw as a special exempt:
The following players received entry from the qualifying draw:
Alessandro Giannessi def. Carlos Berlocq 6–7(6–8), 6–4, 6–4. Andrej Martin / Hans Podlipnik Castillo def. 
Laurynas Grigelis / Alessandro Motti 7–5, 4–6, [10–7].The 2009 Banja Luka Challenger was a professional tennis tournament played on outdoor red clay courts. It was the eighth edition of the tournament which was part of the 2009 ATP Challenger Tour. It took place in Banja Luka, Bosnia and Herzegovina between 14 and 20 September 2009.
The 2010 Banja Luka Challenger was a professional tennis tournament played on outdoor red clay courts. It was the ninth edition of the tournament which was part of the 2010 ATP Challenger Tour. It took place in Banja Luka, Bosnia and Herzegovina between 13 and 21 September 2010.
The 2011 Banja Luka Challenger was a professional tennis tournament played on clay courts. It was the tenth edition of the tournament which was part of the 2011 ATP Challenger Tour. It took place in Banja Luka, Bosnia and Herzegovina between 12 and 18 September 2011.
The 2011 Slovak Open was a professional tennis tournament played on hard courts. It was the twelfth and sixth edition of the tournament which was part of the Tretorn SERIE+ of the 2011 ATP Challenger Tour and the 2011 ITF Women's Circuit. It took place in Bratislava, Slovakia between 14 and 20 November 2011.
The 2012 Banja Luka Challenger was a professional tennis tournament played on clay courts. It was the eleventh edition of the tournament which was part of the 2012 ATP Challenger Tour. It took place in Banja Luka, Bosnia and Herzegovina between 10 and 16 September 2012.
The 2013 Banja Luka Challenger was a professional tennis tournament played on clay courts. It was the twelfth edition of the tournament which was part of the 2013 ATP Challenger Tour. It took place in Banja Luka, Bosnia and Herzegovina from 7 to 15 September 2013.
The 2013 Morocco Tennis Tour – Meknes was a professional tennis tournament played on clay courts. It was the sixth edition of the tournament which was part of the 2013 ATP Challenger Tour. It took place in Meknes, Morocco between 9 and 15 September 2013.
The 2014 Prague Open was a professional tennis tournament played on clay courts. It was the 17th edition of the tournament which was part of the 2014 ATP Challenger Tour. It took place in Prague, Czech Republic between 9 and 15 June 2014.
The 2014 Internazionali di Tennis del Friuli Venezia Giulia was a professional tennis tournament played on clay courts. It was the eleventh edition of the tournament which was part of the 2014 ATP Challenger Tour. It took place in Cordenons, Italy between 11 and 17 August 2014.
The 2014 Banja Luka Challenger was a professional tennis tournament played on clay courts. It was the thirteenth edition of the tournament which was part of the 2014 ATP Challenger Tour. It took place in Banja Luka, Bosnia and Herzegovina from 8 to 14 September 2014.
The 2015 Banja Luka Challenger was a professional tennis tournament played on clay courts. It was the fourteenth edition of the tournament which was part of the 2015 ATP Challenger Tour. It took place in Banja Luka, Bosnia and Herzegovina from 14 to 20 September 2015.
The 2016 Banja Luka Challenger was a professional tennis tournament played on clay courts. It was the fifteenth edition of the tournament which was part of the 2016 ATP Challenger Tour. It took place in Banja Luka, Bosnia and Herzegovina from 12 to 18 September 2016.
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.
The 2017 Slovak Open was a professional tennis tournament played on indoor hard courts. It was the 18th edition of the tournament which was part of the 2017 ATP Challenger Tour. It took place in Bratislava, Slovakia between 6 and 12 November 2017.
The 2018 Advantage Cars Prague Open was a professional tennis tournament played on outdoor clay courts. It was the fifth (ATP) and fourth (ITF) editions of the tournament and was part of the 2018 ATP Challenger Tour and the 2018 ITF Women's Circuit. It took place in Prague, Czech Republic, on 23–29 July 2018.
The 2019 Banja Luka Challenger was a professional tennis tournament played on clay courts. It was the eighteenth edition of the tournament which was part of the 2019 ATP Challenger Tour. It took place in Banja Luka, Bosnia and Herzegovina from 9 to 15 September 2019.
The 2020 Open de Rennes was a professional tennis tournament played on hard courts. It was the fourteenth edition of the tournament and part of the 2020 ATP Challenger Tour. It took place in Rennes, France between 20 and 26 January 2020.
The 2021 Challenger La Manche was a professional tennis tournament played on hard courts. It was the 28th edition of the tournament which was part of the 2021 ATP Challenger Tour. It took place in Cherbourg, France between 8 and 14 February 2021.
The 2021 Belgrade Challenger is a professional tennis tournament played on clay courts. It was the ninth edition of the tournament which was part of the 2021 ATP Challenger Tour. It took place in Belgrade, Serbia between 12 and 18 April 2021.
The 2021 Banja Luka Challenger was a professional tennis tournament played on clay courts. It was the nineteenth edition of the tournament which was part of the 2021 ATP Challenger Tour. It took place in Banja Luka, Bosnia and Herzegovina from 6 to 12 September 2021.
