2023 Shenzhen Longhua Open

The 2023 Shenzhen Longhua Open was a professional tennis tournament played on hard courts. It was the fourth (men) and fifth (women) editions of the tournament which was part of the 2023 ATP Challenger Tour and the 2023 ITF Women's World Tennis Tour. It took place in Shenzhen, China between 10 and 22 October 2023.

Seeds

 * 1 Rankings are as of 25 September 2023.

Other entrants
The following players received wildcards into the singles main draw:
 * 🇮🇹 Fabio Fognini
 * 🇨🇳 Sun Qian
 * 🇨🇳 Tang Sheng

The following players received entry from the qualifying draw:
 * 🇨🇳 Bai Yan
 * 🇨🇳 Cui Jie
 * Egor Gerasimov
 * 🇨🇳 Li Zhe
 * Colin Sinclair
 * 🇨🇳 Te Rigele

Seeds

 * 1 Rankings are as of 9 October 2023

Other entrants
The following players received wildcards into the singles main draw:
 * 🇨🇳 Mi Tianmi
 * 🇨🇳 Tang Qianhui
 * 🇨🇳 Wang Meiling
 * 🇨🇳 Zhang Ying

The following players received entry from the qualifying draw:
 * Cho I-hsuan
 * Cho Yi-tsen
 * 🇨🇳 Guo Meiqi
 * Anastasiia Gureva
 * 🇨🇳 Ren Yufei
 * 🇧🇪 Clara Vlasselaer
 * 🇭🇰 Wu Ho-ching
 * 🇨🇳 Yang Yidi

Men's singles

 * 🇺🇸 Aleksandar Kovacevic def. Nuno Borges 7–6(7–4), 7–6(7–5).

Women's singles

 * 🇨🇳 Bai Zhuoxuan def. 🇨🇳 Yuan Yue 7–6(7–5), 6–2.

Men's doubles

 * 🇦🇹 Alexander Erler / 🇦🇹 Lucas Miedler def. 🇵🇱 Piotr Matuszewski / 🇦🇺 Matthew Romios 6–3, 6–4.

Women's doubles

 * 🇫🇷 Kristina Mladenovic / 🇯🇵 Moyuka Uchijima def. 🇭🇺 Tímea Babos / 🇺🇦 Kateryna Volodko, 6–2, 7–5