| Doubles | |
|---|---|
| 2019 Zhuhai Open | |
| Champions |  Gong Maoxin Zhang Ze |
| Runners-up |  Max Purcell Luke Saville |
| Score | 6–4, 6–4 |
Denys Molchanov and Igor Zelenay were the defending champions but chose not to defend their title. [1]
Gong Maoxin and Zhang Ze won the title after defeating Max Purcell and Luke Saville 6–4, 6–4 in the final.
Gong Maoxin / Zhang Ze (champions) Max Purcell / Luke Saville (final)
Sriram Balaji / 
Hans Hach Verdugo (first round) Li Zhe / 
Gonçalo Oliveira (semifinals)| First round | Quarterfinals | Semifinals | Final | ||||||||||||||||||||||||
| 1 | M Gong Ze Zhang | 7 | 6 | ||||||||||||||||||||||||
M Polmans  B Schnur | 5 | 4 | 1 | M Gong Ze Zhang | 5 | 6 | [10] | ||||||||||||||||||||
| WC | D Wu Y Wu | 2 | 77 | [10] | WC | D Wu Y Wu | 7 | 4 | [4] | ||||||||||||||||||
| ITF |  Baptiste Crepatte K-M Maamoun | 6 | 63 | [7] | 1 | M Gong Ze Zhang | 77 | 6 | |||||||||||||||||||
| 3 | S Balaji H Hach Verdugo | 4 | 4 |  N Čačić  H Moriya | 65 | 3 | |||||||||||||||||||||
S Myneni  Sa Ratiwatana | 6 | 6 | S Myneni Sa Ratiwatana | 2 | 5 | ||||||||||||||||||||||
| N Ćaćić H Moriya | 7 | 6 | N Ćaćić H Moriya | 6 | 7 | ||||||||||||||||||||||
 H Heliövaara  H Podlipnik Castillo | 5 | 2 | 1 | M Gong Ze Zhang | 6 | 6 | |||||||||||||||||||||
 E López Pérez  B Rola | 7 | 65 | [10] | 2 | M Purcell L Saville | 4 | 4 | ||||||||||||||||||||
| WC | X Gao Zh Zhang | 5 | 77 | [12] | WC | X Gao Zh Zhang | 5 | 3 | |||||||||||||||||||
 M Moraing O Otte | 3 | 1 | 4 | Z Li G Oliveira | 7 | 6 | |||||||||||||||||||||
| 4 | Z Li G Oliveira | 6 | 6 | 4 | Z Li G Oliveira | 64 | 6 | [9] | |||||||||||||||||||
| ITF | J Barranco Cosano  R Brancaccio | 5 | 7 | [8] | 2 | M Purcell L Saville | 77 | 4 | [11] | ||||||||||||||||||
 R Gonzales  A Lawson | 7 | 5 | [10] | R Gonzales A Lawson | 2 | 4 | |||||||||||||||||||||
| WC | Y He Xia Zihao | 4 | 1 | 2 | M Purcell L Saville | 6 | 6 | ||||||||||||||||||||
| 2 | M Purcell L Saville | 6 | 6 | ||||||||||||||||||||||||
Gong Maoxin and Yi Chu-huan were the defending champions but chose to defend their title with different partners. Gong partnered Zhang Ze but lost in the quarterfinals to Ruben Gonzales and Hsieh Cheng-peng. Yi partnered Yuya Kibi but withdrew from the tournament due to a Kibi injury.
Sanchai and Sonchat Ratiwatana were the defending champions but only Sanchai Ratiwatana chose to defend his title, partnering Peng Hsien-yin. Ratiwatana lost in the first round to Masahiro Fukuda and Masamichi Imamura.
Gong Maoxin and Yi Chu-huan were the defending champions but chose to participate with different partners. Gong partnered Zhang Ze and successfully defended his title. Yi partnered Ruan Roelofse but lost in the final to Gong and Zhang.
Matt Reid and John-Patrick Smith were the defending champions but chose not to defend their title.
Mikhail Elgin and Alexander Kudryavtsev were the defending champions but chose not to defend their title.
Dino Marcan and Tristan-Samuel Weissborn were the defending champions but chose not to defend their title.
Sriram Balaji and Vishnu Vardhan were the defending champions but chose not to defend their title.
Gao Xin and Zhang Zhizhen were the defending champions but lost in the quarterfinals to Gong Maoxin and Zhang Ze.
Toshihide Matsui and Yi Chu-huan were the defending champions but only Yi chose to defend his title, partnering Peng Hsien-yin. Yi lost in the first round to Gong Maoxin and Zhang Ze.
Mackenzie McDonald and Tommy Paul were the defending champions but chose not to defend their title.
Gerard and Marcel Granollers were the defending champions but chose not defend their title.
James Cerretani and Joe Salisbury were the defending champions but chose not to defend their title.
Hsieh Cheng-peng and Rameez Junaid were the defending champions but only Hsieh chose to defend his title, partnering Christopher Rungkat. Hsieh successfully defended his title.
Gong Maoxin and Zhang Ze were the defending champions but lost in the quarterfinals to Ruben Gonzales and Alex Lawson.
Aliaksandr Bury and Lloyd Harris were the defending champions but chose not to defend their title.
Gong Maoxin and Zhang Ze were the defending champions but chose not to defend their title.
Hsieh Cheng-peng and Yang Tsung-hua were the defending champions but chose not to defend their title.
Gong Maoxin and Zhang Ze were the defending champions but chose not to defend their title.
Hsieh Cheng-peng and Yang Tsung-hua were the defending tennis champions and successfully defended their title, defeating Evan King and Hunter Reese 6–4, 7–6(7–4) in the final.
Gong Maoxin and Zhang Ze were the defending champions but chose not to defend their title.