2023 Chengdu Open
The 2023 Chengdu Open was a men's tennis tournament played on outdoor hard courts. It was the 5th edition of the Chengdu Open and part of the ATP Tour 250 series of the 2023 ATP Tour. It took place at the Sichuan International Tennis Center in Chengdu, China, from 20 to 26 September 2023.
Champions
Singles
- Alexander Zverev def. Roman Safiullin, 6–7, 7–6, 6–3
Doubles
- Sadio Doumbia / Fabien Reboul def. Francisco Cabral / Rafael Matos, 4–6, 7–5,
Singles main-draw entrants
Seeds
- 1 Rankings are as of 18 September 2023
Other entrants
- Zizou Bergs
- Cui Jie
- Mu Tao
The following player received entry as a lucky loser:
- Li Tu
Withdrawals
- Roberto Bautista Agut → replaced by Taro Daniel
- Emil Ruusuvuori → replaced by Li Tu
Doubles main-draw entrants
Seeds
- 1 Rankings are as of 18 September 2023
Other entrants
- Cui Jie / Wang Aoran
- Li Wenfu / Yang Mingyuan
Withdrawals
- Ariel Behar / Adam Pavlásek → replaced by Ariel Behar / Patrik Niklas-Salminen
- Gonzalo Escobar / Aleksandr Nedovyesov → replaced by Marcos Giron / Rubin Statham
- Lloyd Harris / John Peers → replaced by John Peers / Roman Safiullin