Luca Castelnuovo
ATP
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ATP
Sep 22, 2026, 2:30 AM ET - Final
- - -Winner: Pavel KotovSep 22, 2026, 2:30 AM ET - STATUS_FINAL
0 - 0Winner: Pavel KotovLuca Castelnuovo (born 29 January 1997) is a Swiss tennis player. Castelnuovo has a career high ATP singles ranking of No.
The 2025 Guangzhou Huangpu International Tennis Open was a professional tennis tournament played on hardcourts. It was the second edition of the tournament which was part of the 2025 ATP Challenger Tour.
The 2026 Guangzhou International Challenger, known as the Guangzhou Nansha Challenger, was a professional tennis tournament played on hardcourts. It was the 9th edition of the tournament which was part of the 2026 ATP Challenger Tour.
Shintaro Mochizuki and Kaito Uesugi were the defending champions but chose not to defend their title. Pruchya Isaro and Niki Kaliyanda Poonacha won the title after defeating Jay Clarke and Mukund Sasikumar 6–4, 6–4 in the final.
Antoine Bellier and Luca Castelnuovo were the defending champions but chose not to defend their title. Blake Ellis and Tristan Schoolkate won the title after defeating Nam Ji-sung and Patrik Niklas-Salminen 6–2, 6–7(4–7), [10–4] in the final.
The 2025 International Challenger Zhangjiagang was a professional tennis tournament played on hard courts. It was the sixth edition of the tournament which was part of the 2025 ATP Challenger Tour.