| Doubles | |
|---|---|
| 2023 Bratislava Open | |
| Champions |  Ariel Behar  Adam Pavlásek |
| Runners-up |  Neil Oberleitner  Tim Sandkaulen |
| Score | 6–4, 6–4 |
Sriram Balaji and Jeevan Nedunchezhiyan were the defending champions [1] but chose not to defend their title.
Ariel Behar and Adam Pavlásek won the title after defeating Neil Oberleitner and Tim Sandkaulen 6–4, 6–4 in the final.
Ariel Behar / Adam Pavlásek (champions) Roman Jebavý / 
Luis David Martínez (first round)
Vladyslav Manafov / 
Szymon Walków (quarterfinals)
Ivan Sabanov / Matej Sabanov (semifinals)| First round | Quarterfinals | Semifinals | Final | ||||||||||||||||||||||||
| 1 | A Behar A Pavlásek | 6 | 6 | ||||||||||||||||||||||||
| WC |  Miloš Karol Lukáš Pokorný | 2 | 2 | 1 | A Behar A Pavlásek | 6 | 6 | ||||||||||||||||||||
| T Macháč D Svrčina | 6 | 4 | [7] |  I Liutarevich A Shevchenko | 2 | 4 | |||||||||||||||||||||
| I Liutarevich A Shevchenko | 3 | 6 | [10] | 1 | A Behar A Pavlásek | 3 | 6 | [12] | |||||||||||||||||||
| 3 | V Manafov S Walków | 6 | 6 | K Drzewiecki P Nouza | 6 | 3 | [10] | ||||||||||||||||||||
| P Matuszewski Kai Wehnelt | 1 | 0 | 3 | V Manafov S Walków | 4 | 2 | |||||||||||||||||||||
| K Drzewiecki P Nouza | 77 | 77 | K Drzewiecki P Nouza | 6 | 6 | ||||||||||||||||||||||
 K Coppejans  S Nagal | 64 | 65 | 1 | A Behar A Pavlásek | 6 | 6 | |||||||||||||||||||||
| Alt |  D Dutra da Silva V Sachko | 5 | 6 | [1] | N Oberleitner T Sandkaulen | 4 | 4 | ||||||||||||||||||||
 MC Romios B Walkin | 7 | 4 | [10] | MC Romios B Walkin | 3 | 2 | |||||||||||||||||||||
| WC | Peter Naď Peter Benjamín Privara | 2 | 2 | 4 | I Sabanov M Sabanov | 6 | 6 | ||||||||||||||||||||
| 4 | I Sabanov M Sabanov | 6 | 6 | 4 | I Sabanov M Sabanov | 6 | 4 | [4] | |||||||||||||||||||
 R Bonadio G Fonio | 3 | 4 | N Oberleitner T Sandkaulen | 3 | 6 | [10] | |||||||||||||||||||||
| N Oberleitner T Sandkaulen | 6 | 6 | N Oberleitner T Sandkaulen | 3 | 7 | [10] | |||||||||||||||||||||
| Z Kolář I Zelenay | 5 | 7 | [10] | Z Kolář I Zelenay | 6 | 5 | [6] | ||||||||||||||||||||
| 2 | R Jebavý LD Martínez | 7 | 5 | [6] | |||||||||||||||||||||||
Antal van der Duim and Boy Westerhof were the defending champions but chose not to defend their title.
Ilija Bozoljac and Flavio Cipolla were the defending champions but chose not to defend their title.
David O'Hare and Joe Salisbury were the defending champions but only Salisbury chose to defend his title, partnering Leander Paes. Salisbury lost in the final to Jeevan Nedunchezhiyan and Christopher Rungkat.
Guido Andreozzi and Ariel Behar were the defending champions but only Behar chose to defend his title, partnering Thiago Monteiro. Behar lost in the first round to David Pérez Sanz and Oriol Roca Batalla.
Jonathan Erlich and Andy Ram were the last defending champions after victory in 2012, but Erlich chose not to participate and Ram retired from professional tennis in 2014.
Ariel Behar and Gonzalo Escobar defeated Nikola Mektić and Mate Pavić in the final, 6–2, 3–6, [10–7], to win the doubles title at the 2022 Serbia Open. The unseeded duo earned their third career ATP Tour doubles title together.
Evan King and Hunter Reese were the defending champions but chose not to defend their title.
Szymon Walków and Jan Zieliński were the defending champions but chose not to defend their title.
Zdeněk Kolář and Luis David Martínez were the defending champions but only Martínez chose to defend his title, partnering Fabien Reboul. Martínez lost in the semifinals to Ivan and Matej Sabanov.
Antonio Šančić and Nino Serdarušić were the defending champions but chose not to defend their title.
Dustin Brown and Andrea Vavassori were the defending champions but only Brown chose to defend his title, partnering Evan King. Brown lost in the first round to Lukáš Klein and Igor Zelenay.
Santiago González and Andrés Molteni were the defending champions but chose not to defend their title.
Ariel Behar and Gonzalo Escobar were the defending champions but chose not to defend their title.
Marek Gengel and Adam Pavlásek were the defending champions but lost in the semifinals to Yuki Bhambri and Saketh Myneni.
Hsu Yu-hsiou and Oleksii Krutykh were the defending champions but chose not to defend their title.
Zdeněk Kolář and Andrea Vavassori were the defending champions but chose not to defend their title.
Geoffrey Blancaneaux and Alexandre Müller were the defending champions but chose not to defend their title.
Adam Pavlásek and Igor Zelenay were the defending champions but only Zelenay chose to defend his title, partnering Petr Nouza. Zelenay lost in the first round to Andrew Harris and John-Patrick Smith.
Yuki Bhambri and Saketh Myneni were the defending champions but chose not to defend their title.
Hunter Reese and Szymon Walków were the defending champions but only Walków chose to defend his title, partnering Łukasz Kubot. Walków lost in the first round to Lorenzo Giustino and Sumit Nagal.