| Doubles | ||||
|---|---|---|---|---|
| 2019 International Challenger Zhangjiagang | ||||
| Final | ||||
| Champions |  Max Purcell Luke Saville | |||
| Runners-up |  Sriram Balaji Hans Hach Verdugo | |||
| Score | 6–2, 7–6 | |||
| Events | ||||
| ||||
| ||||
Gong Maoxin and Zhang Ze were the defending champions but lost in the quarterfinals to Ruben Gonzales and Alex Lawson.
Max Purcell and Luke Saville won the title after defeating Sriram Balaji and Hans Hach Verdugo 6–2, 7–6 in the final.
Seeds
Hsieh Cheng-peng / 
Christopher Rungkat (semifinals)
Gong Maoxin / Zhang Ze (quarterfinals)- Max Purcell / Luke Saville (champions)
- Sriram Balaji / Hans Hach Verdugo (final)
Draw
Key
- Q = Qualifier
- WC = Wild card
- LL = Lucky loser
- Alt = Alternate
- SE = Special exempt
- PR = Protected ranking
- ITF = ITF entry
- JE = Junior exempt
- w/o = Walkover
- r = Retired
- d = Defaulted
- SR = Special ranking
| First round | Quarterfinals | Semifinals | Final | ||||||||||||||||||||||||
| 1 | C-p Hsieh C Rungkat
| 2 | 7 | ||||||||||||||||||||||||
| WC | X Gao F Sun
| 6 | 6 | 1 | C-p Hsieh C Rungkat
| 4 | 6 | ||||||||||||||||||||
| ITF |  F Alcantara B Saraiva
| 2 | 6 |  L Margaroli V Vardhan
| 6 | 1 | |||||||||||||||||||||
| L Margaroli V Vardhan
| 6 | 4 | 1 | C-p Hsieh C Rungkat
| 4 | 3 | |||||||||||||||||||||
| 4 | S Balaji H Hach Verdugo
| 7 | 6 | 4 | S Balaji H Hach Verdugo
| 6 | 6 | ||||||||||||||||||||
 H Heliövaara H Podlipnik Castillo
| 5 | 7 | 4 | S Balaji H Hach Verdugo
| 3 | 7 | |||||||||||||||||||||
| WC | R Hua Zh Zhang
| 4 | 6 | WC | R Hua Zh Zhang
| 6 | 6 | ||||||||||||||||||||
| WC | Xia Zihao Zeng Shihong
| 6 | 2 | 4 | S Balaji H Hach Verdugo
| 2 | 6 | ||||||||||||||||||||
| ITF |  JP Fruttero I Gakhov
| 6 | 6 | 3 | M Purcell L Saville
| 6 | 7 | ||||||||||||||||||||
| Alt |  Y-s Chung S-w Kwon
| 4 | 4 | ITF | JP Fruttero I Gakhov
| 2 | 1 | ||||||||||||||||||||
 H Moriya T-h Yang
| 4 | 6 | 3 | M Purcell L Saville
| 6 | 6 | |||||||||||||||||||||
| 3 | M Purcell L Saville
| 6 | 3 | 3 | M Purcell L Saville
| 6 | 6 | ||||||||||||||||||||
| R Gonzales A Lawson
| w/o | R Gonzales A Lawson
| 3 | 3 | |||||||||||||||||||||||
 J Hernández-Fernández B Schnur
| R Gonzales A Lawson
| 7 | 7 | ||||||||||||||||||||||||
T Matsui So Ratiwatana
| 4 | 0 | 2 | M Gong Ze Zhang
| 6 | 5 | |||||||||||||||||||||
| 2 | M Gong Ze Zhang
| 6 | 6 | ||||||||||||||||||||||||
References
- "Zhangjiagang International Challenger" (PDF). protennislive.com. September 2018. Retrieved 8 March 2023.