Michael Mather-Lees

Regularly handles murder and manslaughter cases on behalf of both the prosecution and defence as part of a busy general crime practice.

Chambers UK 2017

Michael Mather-Lees QC

  • Called in 1981
  • Silk in 2012

Michael Mather-Lees QC gained an LLB from the University of London, and following Call to the Bar, went on to practise in Bristol, before joining Thirty Park Place in December 2001 and Farrar’s Building in February 2013.

He specialises almost exclusively within the field of Criminal Law, and his particular areas of expertise include Public Interest Immunity, complex fraud, medico-legal cases and in related civil matters including clinical negligence and personal injury.

He has a civil law background and has acted in the clinical negligence field which means that he is especially adept at dealing with cases where a large amount of medical evidence is required.

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Notable Cases


R v T (2017)
Successfully defended a Police Detention Officer, who was jointly charged with unlawful act manslaughter and gross negligence manslaughter. The primary issues concerned causation, necessitating a detailed review of the forensic medicine involved and an in depth understanding of the pathology.

R v Tancos and Others (2016)
A widely reported three month multi-handed trial involving people trafficking and modern slavery.

R v J (2016)
Baby shaking case involving complex medical and clinical evidence.

Read more

R v King (2012)
Murder, loss of control.

R v Enfield (2012)
Murder, loss of control.

R v Heath (2000) Crim LR 109
Duress involvement in drugs operation following threats of physical violence arising out of debt.

R v Anthony Court of Appeal (1998)
Inadmissibility of medical evidence -infant death x 2 (Munchausen/apnoea), substitution of verdict by virtue of additional evidence.

Broome v Perkins (1987) Crim LR 271
Driving without due care and attention - diabetic in hypoglycaemic state - defence of automatism.

R v McCleary
Mixed statements of partial confession.

Read less

If you would like to instruct Michael Mather-Lees QC or would like help or advice in doing so, please call and talk to our excellent clerking team, led by senior clerk Alan Kilbey MBE. Our phone number is +44 (0)20 7583 9241. Alternatively, please email us at chambers@farrarsbuilding.co.uk

For more information about our clerking team, please click here for the clerks page.

Appointments & Memberships


  • Chairman of the Wales Criminal Law Association
  • Treasurer of the Wales & Chester Circuit
  • Standing Committee for Legal Wales
  • Criminal Bar Association
  • Serious Crime Panel Level 4
  • Proceeds of Crime Panel Level 4
  • Fraud Panel Level 4

Education & Qualifications


  • LLB, University of London

Directory Quotes


Michael Mather-Lees QC is listed in Chambers & Partners as a leading silk for Crime.

Regularly handles murder and manslaughter cases on behalf of both the prosecution and defence as part of a busy general crime practice.

Recent work: Successfully defended a professional man charged with causing death by dangerous driving. The case involved complex scientific evidence and detailed cross-examination of expert witnesses.
Chambers UK 2017

His caseload consists of complex fraud, clinical negligence, personal injury and medico-legal cases, and he acts for both the prosecution and defence.

Recent work: Instructed in the case of Michael Pearce, who was found guilty of beating his child and attempting to cover up the murder.
Chambers UK 2016

“Shines as a barrister who specialises in medico-legal cases and serious and complex fraud matters.”
Chambers UK 2016

Michael is “intellectually exceptional but also down to earth.”
Chambers UK 2009

“…impressive in cross-examination.”
Legal 500 2008

In this area he has “more than the lion’s share of the available work.”
Chambers UK 2007

“…strong player for Fraud and VAT.”
Legal 500 2007

Chambers & Partners 2017 Leading Barrister