William Bebb

Practice Overview

Since joining Chambers in 2019, William has developed a busy criminal law practice. He regularly deals with matters ranging from serious violence, sexual offences and drug matters.

William always seeks to couple a pragmatic and adaptable working style with his approachable personality. He has managed to secure positive results in a range of serious cases, including in the Court of Appeal on multiple occasions.

Having grown up in Cardiff and attended Ysgol Gyfun Gymraeg Glantaf, William is a fluent Welsh speaker. Outside of work he particularly enjoys golf and keeping fit.

Notable and Reported cases

• R v Gauci and others

  6 handed murder trial before The Honourable Mr Justice Griffiths.

• Operation Silver

  Class A drug conspiracy - Operation Silver was the largest enforcement activity in Gwen Police’s recent history.

• R v X

  15 year-old charged with stranger rape in Cardiff

• R v Y

  17 year old charged with riot (following the Ely riots of 2023)

• R v McCann [2024]

  Appeal against sentence. Successfully argued sentence for matters of violence + public disorder were manifestly excessive (specifically the court’s application of the S.66 uplift). 

• R v Baldwin [2023] EWCA Crim 1475

  Appeal against conviction before the Court of Appeal. Issues relating to proceeding in a D’s absence.

• R v Francis [2022] EWCA Crim 1281

  Appeal against sentence. Successfully argued sentence for dwelling burglary was manifestly excessive. 

• R v Jex and others [2021] EWCA Crim 1708

  COA provided guidance re the application of S.133 of the Magistrates Court Act 1980 re concurrent/consecutive sentences. WB led by Louis Mably KC.

• Education
  • Bar Professional Training Course (Very Competent), Cardiff University (2017) (highest mark for cross-examination)
  • LLB Law Degree (2.1), University of Birmingham (2015)
  • Ysgol Gyfun Gymraeg Glantaf, Cardiff
• Awards
  • Camm Memorial Mooting Cup Winner (2015)
  • Anne Goddard Scholarship (Gray’s Inn) (2019)
• Appointments

  • Grade 3 Prosecutor - CPS

• Recommendations

   ‘William is an excellent communicator. He can empathise with those who are in the criminal justice system and he can also communicate eloquently in court so clients feel that their story has been told. Nothing is too much trouble for him and his ability to make those around him feel at ease is a gift that few possess. He is a rising star and his qualities will mean he will go far.’ (Legal 500, 2025 - Crime)

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