| Men's doubles | |
|---|---|
| 2023 NSW Open | |
| Champions |  Ryan Seggerman Patrik Trhac |
| Runners-up |  Ruben Gonzales  Nam Ji-sung |
| Score | 6–4, 6–4 |
Blake Ellis and Tristan Schoolkate were the defending champions [1] but only Ellis chose to defend his title, partnering Colin Sinclair. Ellis lost in the quarterfinals to Matthew Romios and Dane Sweeny.
Ryan Seggerman and Patrik Trhac won the title after defeating Ruben Gonzales and Nam Ji-sung 6–4, 6–4 in the final.
Piotr Matuszewski / 
Kai Wehnelt (quarterfinals)
Rinky Hijikata / Mac Kiger (first round) Ruben Gonzales / Nam Ji-sung (final)
Benjamin Lock / 
Rubin Statham (first round)| First round | Quarterfinals | Semifinals | Final | ||||||||||||||||||||||||
| 1 | P Matuszewski Kai Wehnelt | 4 | 6 | [10] | |||||||||||||||||||||||
| M Bouzige B Mott | 6 | 4 | [2] | 1 | P Matuszewski K Wehnelt | 61 | 6 | [6] | |||||||||||||||||||
| Blake Bayldon Kody Pearson | 2 | 7 | [10] | B Bayldon K Pearson | 77 | 2 | [10] | ||||||||||||||||||||
| J Delaney L Saville | 6 | 5 | [8] | B Bayldon K Pearson | 66 | 6 | [8] | ||||||||||||||||||||
| 3 | R Gonzales J-s Nam | 6 | 6 | 3 | R Gonzales J-s Nam | 78 | 3 | [10] | |||||||||||||||||||
 S Mochizuki R Noguchi | 3 | 4 | 3 | R Gonzales J-s Nam | 6 | 7 | |||||||||||||||||||||
| C Puttergill A Rai | 6 | 6 | C Puttergill A Rai | 2 | 5 | ||||||||||||||||||||||
| O Jasika H Moriya | 3 | 3 | 3 | R Gonzales J-s Nam | 4 | 4 | |||||||||||||||||||||
| J Beale T Fancutt | 3 | 2 | R Seggerman P Trhac | 6 | 6 | ||||||||||||||||||||||
| MC Romios D Sweeny | 6 | 6 | MC Romios D Sweeny | 6 | 79 | ||||||||||||||||||||||
B Ellis  C Sinclair | 77 | 6 | B Ellis C Sinclair | 4 | 67 | ||||||||||||||||||||||
| 4 | B Lock R Statham | 63 | 2 | MC Romios D Sweeny | 2 | 2 | |||||||||||||||||||||
F Peliwo  A Weber | 3 | 0 | R Seggerman P Trhac | 6 | 6 | ||||||||||||||||||||||
| Makoto Ochi Y Shimizu | 6 | 6 | M Ochi Y Shimizu | 4 | 60 | ||||||||||||||||||||||
| R Seggerman P Trhac | 6 | 6 | R Seggerman P Trhac | 6 | 77 | ||||||||||||||||||||||
| 2 | R Hijikata M Kiger | 4 | 4 | ||||||||||||||||||||||||
Sanchai and Sonchat Ratiwatana of Thailand were the defending champions and successfully defended their title, defeating Francis Casey Alcantara and Ruben Gonzales of the Philippines in the final, 6–4, 2–6, [10–7].
Matthias Bachinger was the defending champion but chose not to defend his title.
Toshihide Matsui and Frederik Nielsen were the defending champions but only Matsui chose to defend his title, partnering Ričardas Berankis. Matsui lost in the first round to Nam Ji-sung and Song Min-kyu.
This was the first edition of the tournament.
Gong Maoxin and Zhang Ze were the defending champions but chose not to defend their title.
Gonçalo Oliveira and Akira Santillan were the defending champions but chose to defend their title with different partners. Oliveira partnered Brydan Klein but withdrew in the first round. Santillan partnered Bradley Mousley but lost in the first round to Nam Ji-sung and Song Min-kyu.
Rajeev Ram and Joe Salisbury defeated Max Purcell and Luke Saville in the final, 6–4, 6–2 to win the men's doubles tennis title at the 2020 Australian Open. Purcell and Saville had entered the tournament through a wildcard.
Ričardas Berankis was the defending champion but chose not to defend his title.
Scott Clayton and Adil Shamasdin were the defending champions but only Clayton chose to defend his title, partnering Liam Broady. Clayton lost in the quarterfinals to Manuel Guinard and Arthur Rinderknech.
Hsieh Cheng-peng and Christopher Rungkat were the defending champions but only Rungkat chose to defend his title, partnering Ruben Gonzales. Rungkat lost in the quarterfinals to Marc Polmans and Max Purcell.
Moez Echargui and Skander Mansouri were the defending champions but chose not to defend their title.
Nam Ji-sung and Song Min-kyu were the defending champions but chose not to defend their title.
Yuki Bhambri and Saketh Myneni were the defending champions but chose not to defend their title.
Andrew Harris and Christian Harrison were the defending champions but only Harris chose to defend his title, partnering Alex Bolt. Harris lost in the first round to Yuta Shimizu and Yasutaka Uchiyama.
André Göransson and Ben McLachlan were the defending champions but chose not to defend their title.
Dan Added and Albano Olivetti were the defending champions but only Added chose to defend his title, partnering Pierre-Hugues Herbert. Added lost in the semifinals to Nam Ji-sung and Song Min-kyu.
Jeremy Beale and Calum Puttergill were the defending champions but only Puttergill chose to defend his title, partnering Ajeet Rai. Puttergill lost in the first round to Matthew Romios and Dane Sweeny.
Victor Vlad Cornea and Ruben Gonzales were the defending champions but only Gonzales chose to defend his title, partnering Chung Yun-seong. Gonzales lost in the semifinals to Ray Ho and Calum Puttergill.
Nam Ji-sung and Song Min-kyu were the defending champions but only Nam chose to defend his title, partnering Hans Hach Verdugo. Nam lost in the quarterfinals to Francis Alcantara and Kaichi Uchida.
Antoine Bellier and Luca Castelnuovo were the defending champions but chose not to defend their title.