The 2023 Guangzhou International Challenger, known as the Guangzhou Nansha Challenger, was a professional tennis tournament played on hardcourts. 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.

Singles main-draw entrants Seeds Country Player Rank1 SeedChristopher O'Connell691Marc Polmans1742Shang Juncheng1783Bu Yunchaokete2144Térence Atmane2185Rio Noguchi2516Evgeny Donskoy2557Li Tu2568 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

Champions 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).

References