Alisdair Williamson KC > Chambers of James Lewis KC & Hugo Keith KC > London, England > Barrister Profile

Chambers of James Lewis KC & Hugo Keith KC
Three Raymond Buildings


In silk, Alisdair’s practice has focused on defence in high-profile professional discipline cases and serious crime. In the past year he has been instructed in several high-profile murders, inquests, the Daniel Morgan Inquiry, and SRA investigations of Magic Circle Partners. In 2020 he acted for the Appellant in the leading case on professional misconduct, Beckwith v SRA. He also appeared for the lead officer in West Yorks Police v Scoones – who was cleared of gross misconduct in the investigation of the murder of a 3-year-old child. He appeared for the first defendant at trial in R v Harrison and others – the manslaughter case arising from the tragic deaths of 39 Vietnamese migrants in a lorry. In 2019, he acted for the lead officer cleared in the disciplinary proceedings following the death of Sean Rigg. He is heavily sought after to defend in murder allegations, fraud, and the most serious, sensitive, and complex of sexual allegations. He has extensive experience of advising and representing prominent professionals accused of misconduct and criminal offences. He also has considerable experience of acting for students in university disciplinary proceedings.


Call 1994. SILK 2017



Professional Memberships


The Criminal Bar Association

The Association of Regulatory & Disciplinary Lawyers

Fraud Lawyers Association

South Eastern Circuit

Criminal Bar Association Working Party on section 41 Youth Justice and Criminal Evidence Act


MA (Oxon), Dip. LL (City).

Lawyer Rankings

London Bar > Police law (forces and constables)

(Leading Silks)Ranked: Tier 3

Alisdair Williamson KCThree Raymond Buildings ‘His advocacy skills, preparation, written submissions and tactical acumen mean he is at the very upper echelons of the Bar, possibly second to none. A first choice as an advocate for any case of complexity and seriousness.’

London Bar > Crime

(Leading Silks)Ranked: Tier 2

Alisdair Williamson KC – Three Raymond BuildingsAlisdair is a brilliant tactician. He is both dominating and highly persuasive as an advocate and there is real depth to the way he addresses juries and handles even the most difficult of witnesses. He is also a joy to work with.’