Barrister Patricia Leonard

Patricia Leonard

Year of call: 2007  


“Willing to push the boundaries where appropriate. Her written advice and advocacy is faultless every time.”



Patricia Leonard demonstrates experience beyond her year of call; she regularly advises on complex and high value matters. She has acted in two of the largest group actions in the UK and has appeared in the Court of Appeal and the Supreme Court. Patricia is astute and conscientious, with a keen eye for detail.

She regularly speaks at seminars and contributes to legal journals.

Clinical Negligence

Clinical Negligence

Patricia is a specialist clinical negligence barrister. Her practice covers all aspects of clinical negligence, predominantly for claimants. In particular, she has acted in cases concerning birth injuries, brain injuries, failure to perform competent surgical procedures (including liver biopsies, breast augmentation and laparotomies) and failure to competently diagnose and manage cancer treatment.

She has appeared at numerous inquests, where she has frequently cross-examined a wide variety of medical experts. She has been involved in claims against GPs, hospitals and care homes.


  • AvMA

Inquests & Judicial Review

Inquests & Judicial Review

Patricia regularly appears at inquests (including Article 2). She has represented families at inquests involving failure to diagnose, failure to intubate, negligent surgery, psychiatric detention and deaths in care homes.

Clinical Negligence Cases

  • M v TMG: Advising in a sensitive case involving a cosmetic abdominoplasty and liposuction where the client had significant psychiatric issues.
  • T v NHS Trust: Instructed in a FAA case involving a laparotomy which had difficult causation issues.
  • K v NHS Trust: Instructed in a complex laparoscopy case where the client’s expert changed his view after service of the POC (having endorsed the POC).


Patricia has a diverse and complex practice in commercial work with a particular focus on professional negligence, construction, consumer credit and contractual claims. She has considerable experience of bankruptcy and insolvency matters.

Patricia spent nine months acting as a consultant barrister with a leading firm of Guernsey Advocates, where she undertook dispute resolution/commercial litigation work.

Commercial Cases

  • K v JF, M & P: Instructed in a multi defendant building dispute valued at over £1 million. This case involved difficulties in attributing the defective work and establishing causation, requiring diverse expert evidence. Resulted in a successful mediation.
  • Trust Case: High value case involving allegations of a forged signature and allegations of mishandling trust property.


Patricia practices in all areas of employment law and has acted for both employers and employees in issues ranging from unfair & wrongful dismissal, whistleblowing, redundancy, discrimination, harassment, victimisation, TUPE and redundancy claims. She has represented local authorities, large retail organisations, NHS trusts, one of the largest security firms in the UK and educational bodies and has acted in many cases involving multi Respondents.

Patricia also undertakes advisory work and has particular experience of advising on restrictive convenants, the status of employees, jurisdictional issues, appealing to the EAT, disciplinary matters and employment contracts.


  • Employment Lawyers Association

Employment Cases

  • A v B & C (2012): Successfully acted for a Respondent in a three week sexual harassment and discrimination case. The Tribunal dismissed the Claimant’s very serious allegations (including a sexual assault by her manager) and made a costs order against her.
  • Successfully applied under Article 8 of the ECHR for a Reporting Restriction Order and a permanent Anonymity Order in a race discrimination case to which Rule 49 nor Rule 50 applied. It is believed this is the first Reporting Restriction Order and a permanent Anonymity Order made in a case of this type.
Personal Injury

Personal Injury

Patricia has an extensive personal injury practice. She is instructed in public liability claims, employer’s liability cases (including disease), fatal accidents, highways act, occupier’s liability and road traffic accident claims. She is currently on the panel of selected barristers to represent one of the UK’s largest retail organisations.

Patricia is a specialist in claims involving physical and sexual abuse of vulnerable individuals. She has acted in two of the biggest group actions in the UK involving historic abuse.

Patricia also acts in CICA claims.


  • Association of Personal Injury Lawyers (APIL)
  • Association of Child Abuse Lawyers (ACAL)

Abuse Inquests Fraudulent Claims Court of Protection


Patricia has been instructed in an extensive number of claims involving physical and/or sexual abuse of children and vulnerable adults, against both the individual alleged abuser and religious organisations, local authorities, charities, voluntary groups and educational organisations.

She acts in failure to remove claims and is currently involved in a novel claim against the Local Authority for abuse perpetrated by foster carers (relying on Woodlands).

She regularly gives seminars and talks (including the 2012 ACAL/APIL Child Abuse Conference). She has acted in two of the biggest group actions in the UK; the Manchester Children’s Homes (No.2) and the St Williams Group Litigation. She successfully represented 174 Claimants in the Court of Appeal and the Supreme Court (as junior counsel) in the St Williams Litigation.

Patricia also represents Claimants in cases involving professional abuse, including claims relating to inappropriate sexual behaviour and abuse by psychiatrists, therapists, counsellors and social workers etc towards their clients/patients.


Patricia regularly appears at inquests (including Article 2).

Fraudulent Claims

Patricia has extensive experience of claims involving allegations of fraud. She has represented and advised numerous clients on all aspects of these claims, including robustly drafting and responding to Part 18 questions, tactics and evidence.

Court of Protection

Patricia is regularly involved in claims involving capacity and has represented claimants who lack capacity or require a hearing involving an assessment of capacity. She has provided advice on recovering Court of Protection fees.

Personal Injury Cases

How to get in touch

For more information please contact our clerks by calling +44 (0) 20 7242 3555 or by email.

Privacy Notice

Patricia is committed to protecting and respecting the privacy of individuals. In order to provide legal services, including advice and representation services, Patricia needs to process personal data. This will include client’s personal data and the personal data of others who feature in the course of any matter upon which she is instructed.

Patricia will process personal data in accordance with her Privacy Policy.

Please click here to see how Patricia will, absent any other arrangement with those instructing her, fulfil any Joint Controller responsibilities she may have under relevant data protection legislation.

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