Year of Call: 2000
Clerk: Nigel East
Owen specialises in all aspects of criminal law. He is regularly instructed to appear for both the prosecution and the defence in cases involving serious violence, rape and serious sexual offences, robbery and large-scale drugs conspiracies.
The Legal 500 2018 ranks Owen as a Tier 1 practitioner who is "recommended for gross negligence manslaughter cases" and the previous edition commented that he was "recommended for cases involving murder and serious sexual offences”.
Owen has also defended as junior counsel in several murder and attempted murder cases:
R v Paget  (pre-planned murder done for gain), R v Bingham and Saleh  (fatal stabbing murder case), R v Stevenson  (attempted murder), R v Jones  (attempted murder - defendant unable to form specific intent due to severe mental illness), R v Rogers  (multi defendant murder case - client with severe learning difficulties), R v Trevelyan  (murder - defence of diminished responsibility), R v Lewis, Cooke and Ward  (multi defendant murder case), R v Shaddick  (strangulation murder in a domestic violence setting).
In 2017, Owen defended as junior counsel in the case of R v Pike and Pike, a gross-negligence manslaughter prosecution arising from a fatal accident that occurred during the commercial activity of removing golf balls from golf course lakes in South Wales.
In 2014, Owen successfully defended as junior counsel in the case of R v Malcolm Fyfield and MNS Mining Ltd, the gross-negligence manslaughter prosecution arising from the Gleision Colliery mining disaster of September 2011.
He is a Grade 4 prosecutor and is on the Specialist Panel for Prosecuting Rape and Serious Sexual Offences.
Additionally, Owen has experience of prosecuting and defending in a wide range of cases brought by local authorities and government departments and dealing with the associated Proceeds of Crime Act hearings.
Throughout his career he has prosecuted and defended in cases prosecuted by the Driver and Vehicle Standards Agency (formerly the Vehicle Inspectorate/Vehicle and Operator Services Agency) - appearing in the Magistrates’ Court, Crown Court and the High Court. He has also represented parties at Traffic Commissioner public inquiries and has dealt with many animal welfare prosecutions in both the Magistrates’ Court and Crown Court.
Owen was educated at Cardiff University and Cardiff Law School and is a member of the Criminal Bar Association.
Owen is a member of Neath Athletic RFC and Crawshay’s Rugby Club.
“Owen Williams is a balanced lawyer who has a charming manner with the court” – Chambers UK Bar 2012
“Sources describe him as an affable and user-friendly barrister" – Chambers UK Bar 2013
“Recommended for cases involving murder and serious sexual offences” – The Legal 500 2018