
“Oliver is able to navigate complex issues remarkably well and manages experts and witness in difficult situations very well.”
The Legal 500
Oliver is presently instructed in The Southport Inquiry, as junior Counsel for Lancashire Constabulary, led by John Beggs KC. Oliver appears for the Appropriate Authority in police misconduct proceedings concerning allegations of sexually inappropriate behaviour.
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Experience and Expertise
Oliver has built a reputation as an approachable and hard-working advocate with a broad practice across police law, medical law, inquests and inquiries, professional discipline and public law. He is regularly instructed in complex and sensitive matters, often involving multiple interested parties and significant public interest.
He has acted in some of the most high-profile investigations of recent years, including the Southport Inquiry, the Covid-19 Inquiry and the Hillsborough Inquests. He is particularly experienced in cases involving police operational decision-making. His practice spans high-profile police work, complex and highly contentious inquests involving sensitive clinical, mental health and policing issues, and regulatory cases before professional tribunals, particularly focused on serious misconduct concerning police officers and doctors.
Oliver is known for his measured advocacy, attention to detail, clear analysis and excellent client care. Recognised as a leading junior by both Chambers & Partners and The Legal 500, clients describe him as “without doubt one of the most talented juniors in his field… a [silk] in the making.”
recommendations
Oliver is featured by both the leading legal directories. He is ranked by Chambers & Partners for his expertise in police law and by both The Legal 500 and Chambers and Partners for his expertise in Inquests and Inquiries. He is described as “an excellent junior with a very good eye for detail.”
Other recent directory editorial includes the following:
- without doubt one of the most talented juniors in his field;
- excellent technical knowledge;
- has a superb client manner;
- impressive attention to detail;
- gets to grips with complex issues quickly and provides clear and practical advice;
- has a calming influence on clients, making them feel listened to, valued and confident that he will act in their best interests;
- brilliant on client handling and very careful when drafting;
- able to navigate complex issues remarkably well;
- always well prepared focused and diligent;
- provides clear, concise and empathetic advice to clients;
- he has a pleasant and approachable style of advocacy which gets the best out of witnesses;
- thoughtful, smart and switched on;
- very good with clients;
- excellent in conference with clients and experts;
- he can cut through the complexity and get to the nub of the case;
- approachable and responsive in his approach;
- manages experts and witnesses in difficult situations very well;
- good persuasive drafting skills;
- standard of cross-examination is excellent;
- he has a thoroughly professional approach, and delivers advice in a manner which is effective but not overly complicated, which really benefits lay clients;
- a nice manner and good judgement;
- has a good brain and is a good drafter;
- very approachable;
- popular with clients;
- his attention to detail is second to none;
- he has an exceptional ability to deal with lay clients with empathy but at the same time firmness when needed;
- he is a QC in the making, without doubt;
- I’ve been impressed by him. He works very hard;
- his advocacy is very good;
- he’s got good judgement and a nice easy manner in his questioning;
- impressive on the advocacy side;
- he is an excellent, hard-working barrister;
- knowledgeable, confident, gives the right level of detail and does a great job;
- is careful and precise in his work;
- he has excellent attention to detail;
- he has a lovely advocacy style: it’s very low-key and measured, and the judges really like it;
- is very patient with clients;
- he has a fantastic ability to support clients through difficult circumstances;
- he is hardworking with a meticulous eye and builds great rapport with clients;
- he has intellectual weight and understanding of the police operational context;
- very diligent;
- excellent, pragmatic advice with a great eye for detail;
- provides clear advice;
- very intelligent;
- always very well prepared;
- excellent written and oral advisory skills;
- always able to put clients at ease;
- his advocacy style is calm, collected, and conducted in a measured way so that he always gets to the root of the problem;
- he is a fantastic negotiator;
- is quick to think on his feet;
- his technical abilities are great;
- super responsive, personable, very likeable and provides confidence to the client;
- extremely knowledgeable;
- offers very good client care and communication skills;
- strong, hard-working junior who works in a collaborative way;
- he is approachable;
- Oliver has a balanced tone in his advocacy and real authority;
- a meticulous eye for detail;
- caring with clients;
- his cross-examination was effective and he struck a good balance between being reasonable and bringing a strong challenge;
- has strong advocacy and technical knowledge and is a pleasure to work with;
- Oliver is exceptional in terms of his attention to detail;
- very clear and accurate advice;
- being careful and meticulous in his analysis;
- he deals with a lot of peripheral issues in a very flexible way;
- has a quick turnaround time;
- detailed and commercially focussed and he provides detailed and helpful advices;
- very fair and measured;
- knows his papers;
- Oliver achieves results for clients;
- a highly technical junior;
- excellent knowledge of Police Regulatory law and public law;
- is persistent but polite to witnesses;
- a strong advocate, with great client care and communication skills;
- very approachable and bright, and produces good written work;
- he’s got good judgement;
- excellent with clients, demonstrating empathy and expertise in advising on their legal issues;
- a nice easy manner when it comes to questioning witnesses;
- you can have a full and frank debate with him about how to approach something; and
- he has great technical know-how.
publications
- Oliver co-authored chapter nineteen: Human Organ and Tissue Donation in the fourth edition of the book Medical Treatment: Decisions and the Law, edited by Christopher Johnston KC and Sophia Roper KC and written by 27 members of Serjeants’ Inn. He was previously a co-author of the second (2009) and third (2016) editions of the same work, in which he wrote on ‘The Mental Capacity Act in Action’.
- Oliver also provided material used in Atkin’s Court Forms SPORTS LAW — ACF Vol 36(2)(2013 Issue).
Privacy
Oliver adopts and adheres to the provisions of the privacy notice which can be accessed here.
Education
1994-2001 Southgate Comprehensive School, Enfield
2001-2005 University College London, First Class M.Sci. (Hons) Chemistry
2006 College of Law, Distinction, Graduate Diploma in Law (GDL)
2007 Middle Temple, Queen Mother Scholar
2008 College of Law, Outstanding, Bar Vocational Course (LLB, First Class).
2009 Pupillage, 3 Serjeants’ Inn.
Professional Memberships
Professional Negligence Bar Association
Personal Injuries Bar Association
London Common Law and Commercial Bar Association
further information
For further details of Oliver’s practice please click on the links to the left or contact a member of the clerking or client service team.
Bar Council Membership No: 53585
Registered Name: Oliver Jack Williamson
VAT Registration No: 091706986