2019 China Open – Men's singles

Nikoloz Basilashvili was the defending champion, but lost in the second round to Stefanos Tsitsipas.

Dominic Thiem won the title, defeating Tsitsipas in the final, 3–6, 6–4, 6–1.

Seeds
• #🇦🇹 Dominic Thiem (champion)

• #🇩🇪 Alexander Zverev (semifinals)

• # Stefanos Tsitsipas (final)

• #🇷🇺 Karen Khachanov (semifinals)

• #🇪🇸 Roberto Bautista Agut (first round, retired)

• #🇮🇹 Fabio Fognini (quarterfinals)

• #🇫🇷 Gaël Monfils (first round)

• #🇮🇹 Matteo Berrettini (first round)

Seeds
• # Pablo Cuevas (qualified)

• # 🇬🇧 Dan Evans (qualified)

• # 🇭🇺 Márton Fucsovics (withdrew)

• # 🇬🇧 Cameron Norrie (qualified)

• # 🇱🇹 Ričardas Berankis (first round)

• # 🇫🇷 Jérémy Chardy (qualified)

• # 🇮🇹 Andreas Seppi (first round)

• # 🇩🇪 Dominik Koepfer (qualifying competition)

Qualifiers
• # Pablo Cuevas

• # 🇬🇧 Dan Evans

• # 🇫🇷 Jérémy Chardy

• # 🇬🇧 Cameron Norrie