2023-08-28 Zhangjiagang (c)

The 2023 International Challenger Zhangjiagang was a men's tennis tournament played on outdoor hard courts in Zhangjiagang, China, that was part of the Challenger 75 series of tournaments on the 2023 ATP Challenger Tour. It was the 4th edition of the International Challenger Zhangjiagang and was held 28 August – 3 September.