Benson Tsoi SC 蔡一鳴

Senior Counsel Parkside Chambers Called 2007 14 appearances

Benson Tsoi SC appears as counsel of record in 14 reported Hong Kong judgments (2022–2026), most often before the HKCA. Member of Parkside Chambers.

About Benson Tsoi SC

Benson Tsoi appears as counsel of record in 14 reported Hong Kong judgments (2022–2026). These were heard before HKCA (7), HKCFA (6) and HKCFI (1).

Source: derived from 14 published Hong Kong judgments, most recent decision 5 June 2026. Published on HKLII.

Professional record

Branch: Barrister
Chambers: Parkside Chambers
Year of call (HK): 2007
Inner Bar (SC): 2024
Year of call (UK): 2005

Registry facts from the Hong Kong Bar Association roster.

In the court record

Benson Tsoi SC (蔡一鳴), called to the Hong Kong Bar in 2007 (having first been called in England and Wales in 2005) and appointed Senior Counsel in 2024, practises from Parkside Chambers and appears primarily in the appellate courts, most often instructed as counsel for the appellant. His reported practice, spanning 2022 to 2026, is concentrated in criminal law, with further matters touching bribery and corruption and company and shareholder disputes. Before the Court of Appeal he acted as counsel for the appellant in HKSAR v. Chen Keen (alias Jack Chen) and Another [2026] HKCA 1061 and the related [2026] HKCA 937, and in HKSAR v. Lau Wai Yee Monita, appearing as counsel for the appellant at [2025] HKCA 255 and as counsel for the applicant in earlier hearings of the same matter at [2024] HKCA 576 and [2024] HKCA 236.

Before the Court of Final Appeal, Benson Tsoi SC appeared as counsel for the appellant in Secretary for Justice v. Tam Kit-i (and 3 others), heard at [2023] HKCFA 24 and [2023] HKCFA 7, and as counsel for the defendant in HKSAR v. Chen Keen (alias Jack Chen) (陳克恩) (and 2 others) [2023] HKCFA 11 and the related [2023] HKCFA 2, with an earlier appearance as counsel for the respondent in The Secretary for Justice v. Tam Kit-i (and 1 other) [2022] HKCFA 19.

What seniority has Benson Tsoi attained?

Benson Tsoi (蔡一鳴) was called to the Hong Kong Bar in 2007, having first been called in England and Wales in 2005, and was appointed Senior Counsel in 2024, practising from Parkside Chambers with a criminal appellate practice.

What role has Benson Tsoi most often held on appeal?

Benson Tsoi SC has most often been instructed as counsel for the appellant in the appellate courts, as in HKSAR v. Chen Keen (alias Jack Chen) and Another [2026] HKCA 1061 and Secretary for Justice v. Tam Kit-i (and 3 others) [2023] HKCFA 24.

Has Benson Tsoi appeared before the Court of Final Appeal?

Yes. Benson Tsoi SC has appeared before the Court of Final Appeal, including as counsel for the defendant in HKSAR v. Chen Keen (alias Jack Chen) (陳克恩) (and 2 others) [2023] HKCFA 11 and as counsel for the appellant in related proceedings.