2019 Chengdu Open

The 2019 Chengdu Open was a men's tennis tournament played on outdoor hard courts. It was the 4th edition of the Chengdu Open and part of the ATP Tour 250 series of the 2019 ATP Tour. It took place at the Sichuan International Tennis Center in Chengdu, China, from September 23 to 29.

Seeds

 * 1 Rankings are as of September 16, 2019

Other entrants
The following players received wildcards into the singles main draw:
 * 🇨🇳 Bai Yan
 * 🇰🇷 Chung Hyeon
 * 🇨🇳 Li Zhe

The following player received entry using a protected ranking into the singles main draw:
 * 🇨🇦 Vasek Pospisil

The following player received entry as a special exempt:
 * 🇧🇾 Egor Gerasimov

The following players received entry from the qualifying draw:
 * Jason Jung
 * 🇺🇸 Bradley Klahn
 * 🇵🇱 Kamil Majchrzak
 * 🇦🇺 Alexei Popyrin

The following player received entry as a lucky loser:
 * Lloyd Harris

Withdrawals

 * 🇫🇷 Richard Gasquet → replaced by 🇨🇦 Vasek Pospisil
 * 🇰🇿 Mikhail Kukushkin → replaced by 🇱🇹 Ričardas Berankis
 * 🇵🇱 Kamil Majchrzak → replaced by Lloyd Harris
 * 🇺🇸 Reilly Opelka → replaced by 🇰🇿 Alexander Bublik
 * 🇺🇸 Sam Querrey → replaced by 🇭🇺 Márton Fucsovics

Seeds

 * Rankings are as of September 16, 2019

Other entrants
The following pairs received wildcards into the doubles main draw:
 * 🇨🇳 Li Zhe / 🇨🇳 Gao Xin
 * 🇨🇳 Sun Fajing / 🇨🇳 Wang Aoran

Singles

 * 🇪🇸 Pablo Carreño Busta def. 🇰🇿 Alexander Bublik, 6–7(5–7), 6–4, 7–6(7–3)

Doubles

 * 🇷🇸 Nikola Ćaćić / 🇷🇸 Dušan Lajović def. 🇮🇱 Jonathan Erlich / 🇫🇷 Fabrice Martin, 7–6(11–9), 3–6, [10–3]