Long Zehuang (Chinese: 龙泽煌; born 28 December 1996) is a Chinese snooker player. He achieved a place on the World Snooker Tour starting from the 2023–24 snooker season.
Before becoming a professional snooker player, Long won World Junior 9-Ball Championships in 2015 when he was 18 years old.
Long played at the 2018 Haining Open, beating Liu Hongyu before losing to Cai Jianzhong.
He came close to qualifying for the Snooker World Tour in June 2019 but lost the final match in the final round of Q school to Barry Pinches.
He won a place on the 2023-24 World Snooker Tour by qualifying from the CBSA qualifying events held in Beijing in April 2023. His place was earned with a victory over former professional Chen Feilong in the final qualifying round
Long made his debut in a professional draw at the 2023 Championship League held at the Morningside Arena in Leicester, England from 26 June 2023. He made an auspicious start, going unbeaten in the round-robin group. He earned a credible draw against Jackson Page, before defeating world number 12 Ali Carter, and young Welshman Ryan Davies, to top the group and progress to the next stage. In the second round-robin he went undefeated, drawing with Sam Craigie, Jak Jones and Michael White. He secured a place at the latter stages of the World Open, winning 5-4 against Thepchaiya Un-Nooh. In the first round of qualifying for the 2024 World Snooker Championship he defeated Sydney Wilson 10-1.
He won all three of his matches in the group stage at the 2024 Championship League in Leicester in June 2024. He then also topped his round-robin group that included Shaun Murphy and Hossein Vafaei in the second stage, to reach the last eight of a ranking tournament for the first time. In July 2024, he defeated former world champion Mark Selby before later reaching the semi final of the 2024 Wuhan Open with wins over Ben Woollaston and Jack Lisowski. At the 2024 English Open in Brentwood in September 2024 he reached the last-64 where he was defeated by Mark Allen. He reached the last 64 at the 2024 Northern Ireland Open. He was defeated 10-8 by Zhao Xintong in qualifying for the 2025 World Championship.
He started the 2025-26 season in June 2025 in the qualifying round for the Wuhan Open with a 5-3 defeat to Welshman Dylan Emery before beating Thepchaiya Un-Nooh in a deciding frame in the qualifier for the 2025 British Open completing a clearance under pressure from 51-5 down in the final frame. He was drawn in the round-robin stage of the 2025 Championship League against Lei Peifan, Mateusz Baranowski and English amateur Ryan Davies, finishing second in the group.