2023 Guangzhou International Challenger

The 2023 Guangzhou International Challenger was a professional tennis tournament played on hard courts. It was the 6th edition of the tournament which was part of the 2023 ATP Challenger Tour. It took place in Guangzhou, China between 11 and 16 September 2023.

Seeds
1 Rankings are as of 28 August 2023.

Other entrants
The following players received wildcards into the singles main draw:
 * 🇨🇳 Li Zhe
 * 🇨🇳 Mo Yecong
 * 🇨🇳 Mu Tao

The following player received entry into the singles main draw as an alternate:
 * 🇫🇷 Arthur Weber

The following players received entry from the qualifying draw:
 * Luca Castelnuovo
 * Mikalai Haliak
 * 🇮🇳 Arjun Kadhe
 * 🇨🇳 Sun Qian
 * 🇨🇳 Wang Aoran
 * Yin Bang-shuo

Singles

 * 🇫🇷 Térence Atmane def. 🇦🇺 Marc Polmans 4–6, 7–6(9–7), 6–4.

Doubles

 * Antoine Bellier / Luca Castelnuovo def.  Ray Ho / 🇦🇺 Matthew Romios 6–3, 7–6(7–5).