| Doubles | |
|---|---|
| 2018 Bengaluru Open | |
| Champions |  Max Purcell Luke Saville |
| Runners-up |  Purav Raja  Antonio Šančić |
| Score | 7–6(7–3), 6–3 |
Mikhail Elgin and Divij Sharan were the defending champions but chose not to defend their title.
Britons Max Purcell and Luke Saville won the title after defeating Purav Raja and Antonio Šančić 7–6(7–3), 6–3 in the final.
Kevin Krawietz / Jeevan Nedunchezhiyan (first round) Purav Raja / Antonio Šančić (final) Sriram Balaji / Vishnu Vardhan (quarterfinals)
Sanchai Ratiwatana / Sonchat Ratiwatana (first round)| First round | Quarterfinals | Semifinals | Final | ||||||||||||||||||||||||
| 1 | K Krawietz J Nedunchezhiyan | 3 | 6 | [7] | |||||||||||||||||||||||
 A Martin  H Podlipnik Castillo | 6 | 3 | [10] | A Martin H Podlipnik Castillo | 6 | 2 | [2] | ||||||||||||||||||||
 C-p Hsieh T-h Yang | 6 | 3 | [10] | C-p Hsieh T-h Yang | 4 | 6 | [10] | ||||||||||||||||||||
 A Nedovyesov  M Trungelliti | 1 | 6 | [3] | C-p Hsieh T-h Yang | 3 | 4 | |||||||||||||||||||||
| 3 | S Balaji V Vardhan | 6 | 6 | M Purcell L Saville | 6 | 6 | |||||||||||||||||||||
| WC | S Nagal  B Schnur | 4 | 3 | 3 | S Balaji V Vardhan | 63 | 3 | ||||||||||||||||||||
| WC | C Sood L Sood | 2 | 2 | M Purcell L Saville | 77 | 6 | |||||||||||||||||||||
| M Purcell L Saville | 6 | 6 | M Purcell L Saville | 77 | 6 | ||||||||||||||||||||||
| WC | SDP Dev N Kaliyanda Poonacha | 1 | 77 | [10] | 2 | P Raja A Šančić | 63 | 3 | |||||||||||||||||||
 A Pavlioutchenkov F Peliwo | 6 | 63 | [2] | WC | SDP Dev N Kaliyanda Poonacha | 3 | 65 | ||||||||||||||||||||
| A Kadhe S Myneni | 6 | 3 | [11] | A Kadhe S Myneni | 6 | 77 | |||||||||||||||||||||
| 4 | Sa Ratiwatana So Ratiwatana | 3 | 6 | [9] | A Kadhe S Myneni | 6 | 2 | [8] | |||||||||||||||||||
 R Albot M Polmans | 4 | 5 | 2 | P Raja A Šančić | 3 | 6 | [10] | ||||||||||||||||||||
 B Kavčič  T-S Weissborn | 6 | 7 | B Kavčič T-S Weissborn | ||||||||||||||||||||||||
 R Arneodo  Q Halys | 4 | 78 | [9] | 2 | P Raja A Šančić | w/o | |||||||||||||||||||||
| 2 | P Raja A Šančić | 6 | 66 | [11] | |||||||||||||||||||||||
Ivan Dodig and Lovro Zovko were the defending champions but Dodig not to participate.
As a result, Zovko partnered up with Adrian Ungur, but they lost to Sadik Kadir and Purav Raja 2–6, 3–6 in the first round.
Martin Fischer and Philipp Oswald defeated Jeff Coetzee and Andreas Siljeström 6–7(5), 7–5, [10–6] in the final to win the tournament.
John Peers and John-Patrick Smith were the defending champions but decided not to participate together.
Peers played alongside Jamie Murray, Smith partnered up with Samuel Groth. Both pairs lost to Marcelo Demoliner and Franko Škugor in the first and second round, respectively.
Chris Guccione and Matt Reid defeated Purav Raja and Divij Sharan 6–3, 7–5 in the final to win the title.
Yuki Bhambri and Divij Sharan were the defending champions.
Bhambri decided not to participate whereas Sharan competed with Purav Raja, but they lost to Alex Bogomolov Jr. and Dudi Sela in the first round.
Peng Hsien-yin and Yang Tsung-hua defeated Jeong Suk-young and Lim Yong-kyu 6–4, 6–3 in the final to win the title.
Sanchai Ratiwatana and Sonchat Ratiwatana were the defending champions, but lost in the quarterfinals.
Gong Maoxin and Peng Hsien-yin were the defending champions, but Peng chose not to participate this year. Gong chose to partner with Yi.
Ken Skupski and Neal Skupski were the defending champions but failed to defend their title, losing in the finals to Purav Raja and Divij Sharan 6–4, 7–6(7–3).
Tristan Lamasine and Albano Olivetti were the defending champions but only Olivetti chose to defend his title, partnering Kevin Krawietz. Olivetti lost in the first round to Ken and Neal Skupski.
Sander Arends and Mateusz Kowalczyk were the defending champions but only Arends chose to defend his title, partnering Antonio Šančić.
This was the first edition of the tournament.
Scott Lipsky and Jürgen Melzer were the defending champions but only Lipsky chose to defend his title, partnering Donald Young. Lipsky lost in the first round to Christian Harrison and Peter Polansky.
Wesley Koolhof and Matwé Middelkoop were the defending champions but chose not to defend their title.
Sander Arends and Antonio Šančić were the defending champions but only Šančić chose to defend his title, partnering Purav Raja. Šančić lost in the finals to Sander Gillé and Joran Vliegen.
Marin and Tomislav Draganja were the defending champions but only Tomislav chose to defend his title, partnering Nikola Čačić. Tomislav Draganja lost in the quarterfinals to Rameez Junaid and David Pel.
Tomislav Brkić and Ante Pavić were the defending champions but chose not to defend their title.
Sander Gillé and Joran Vliegen were the defending champions but chose not to defend their title.
Purav Raja and Antonio Šančić were the defending champions but only Raja chose to defend his title, partnering Rameez Junaid. Raja lost in the first round to Scott Clayton and Evan Hoyt.
Sander Arends and Tristan-Samuel Weissborn were the defending champions but only Weissborn chose to defend his title, partnering Antonio Šančić. Weissborn successfully defended his title after defeating Teymuraz Gabashvili and Lukáš Lacko 7–5, 6–7(5–7), [10–7] in the final.
Scott Clayton and Adil Shamasdin were the defending champions but only Shamasdin chose to defend his title, partnering Purav Raja. Shamasdin lost in the first round to Antonio Šančić and Tristan-Samuel Weissborn.
This was the first edition of the tournament.
Antonio Šančić and Tristan-Samuel Weissborn were the defending champions but chose not to defend their title.