| 2019 Chengdu Challenger | |
|---|---|
| Date | 29 July – 4 August |
| Edition | 4th |
| Surface | Hard |
| Location | Chengdu, China |
| Champions | |
| Singles | |
 Chung Hyeon | |
| Doubles | |
 Arjun Kadhe / Saketh Myneni | |
The 2019 Chengdu Challenger was a professional tennis tournament played on hard courts. It was the 4th edition of the tournament which was part of the 2019 ATP Challenger Tour. It took place in Chengdu, China between 29 July and 4 August 2019.
| Country | Player | Rank1 | Seed |
|---|---|---|---|
 AUS | James Duckworth | 145 | 1 |
| KOR | Chung Hyeon | 154 | 2 |
 JPN | Tatsuma Ito | 157 | 3 |
 CHN | Zhang Ze | 216 | 4 |
| KOR | Chung Yun-seong | 233 | 5 |
| JPN | Yūichi Sugita | 241 | 6 |
 POR | Gonçalo Oliveira | 252 | 7 |
| IND | Saketh Myneni | 264 | 8 |
 TPE | Wu Tung-lin | 284 | 9 |
| KOR | Nam Ji-sung | 291 | 10 |
| CHN | Zhang Zhizhen | 300 | 11 |
| TPE | Yang Tsung-hua | 301 | 12 |
 GBR | Brydan Klein | 346 | 13 |
| CHN | Wu Di | 353 | 14 |
| CHN | Xia Zihao | 361 | 15 |
| CHN | Bai Yan | 368 | 16 |
The following players received wildcards into the singles main draw:
Li Wenmao Liu Hanyi Wang Chuhan Wang Chukang Zheng Wei QiangThe following players received entry into the singles main draw using their ITF World Tennis Ranking:
Courtney John Lock Issei Okamura
Vladyslav Orlov Kento Takeuchi 
Evan Zhu The following players received entry from the qualifying draw:
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