Jack Harris

Jack is Head of the Divorce and Financial Remedy team. He has a busy court-based practice specialising exclusively in complex financial remedy litigation.

Jack is consistently ranked in both Chambers UK and the Legal 500 as a leading junior, and is particularly recognised for his excellent preparation and client-care skills, the depth, breadth and clarity of his advice, and his eloquent and robust advocacy.

Jack is one of only eight barristers on the Western Circuit to be ranked by Chambers UK in Band 2 for matrimonial finance work.

He regularly gives lectures, produces podcasts, and writes articles on topical legal issues and supports local higher education institutions.

Jack is a member of the Pupillage Committee.

On 1st May 2026, Jack was appointed by the President of the Council of the Inns of Court to sit as a Disciplinary / Inns’ Conduct Committee Member of the Bar Tribunal and Adjudication Service.

Jack accepts instructions to sit as a private FDR judge.

Divorce and Financial Remedy

Jack’s instructions are often in high-value cases with complex factual or legal issues involving companies, partnerships, farms, trusts, pensions, pre/post nuptial agreements, foreign and inherited wealth. His cases also involve disputes about matrimonial / non-matrimonial property, allegations of serious personal, financial, and litigation misconduct, as well as intervenor issues. He is also instructed in cases with more modest means where his compassionate and solution-focussed approach is valued by clients.

An empathetic and pragmatic advocate, Jack is known for his detailed preparation and his ability swiftly to narrow down the key issues.

Jack will strive to achieve settlement wherever possible but will take a robust approach if litigation is inevitable. He is described by peers as a “fearless advocate” and “the counsel you want on your side” with a “laser focus on the most compelling arguments”.

What the Directories say:

• “…An expert in his field…”
• “Jack is the counsel you want on your side; detailed, fantastic preparation, and brilliant with clients.”
• Jack is a phenomenal barrister. His client manner is excellent, artfully balancing fierce advocacy before the court and quietly managing expectations behind the scenes.
  
• “His advocacy is extremely adept, well prepared, and rich in persuasive argument. He knows his cases and he knows how to interact with clients to reassure them. A confident barrister”. 
• “Jack is a fearless advocate and my go-to barrister where I have difficult opponents.”
• Jack is an excellent family barrister, who goes above and beyond to ensure the client understands the process and understands the possible outcomes”
  
• “Jack is the epitome of a family barrister. He has a warm approach to clients and a laser focus on the most compelling arguments.”
• Jack has a great client manner and he is very easy to work with from a solicitor’s perspective. He is able to grasp complicated matters with ease and is a particularly strong and compelling advocate.
• Jack is all over the detail; he is a sharp advocate and is truly a safe pair of hands.
• Jack prepares his cases meticulously and is an excellent advocate.
• “Jack is relentless in pursuing the client’s objectives”
• “Jack is a highly experienced advocate who exudes understanding and compassion for his clients.”

Recent cases include:

• Acting for intervenors, Jack recently secured a £60,000 indemnity costs order against a spouse who abandoned at the door of the court their claim to a beneficial interest in property owned by the intervenors
• Securing favourable indications at Private FDR leading to settlement in the context of a ‘notice to show cause’ application where there was a substantial pre-marital property portfolio worth more than £1m.
• Representing a disabled client at trial and successfully opposing an application for an immediate order for sale of her home based on her alleged cohabitation. Jack also secured a substantial costs order against the applicant.
• Successfully making a Daniels v Walker application at short-notice in a case where assets are approximately £4m.
• Successfully acting for the respondent to an appeal at short-notice and negotiating a very favourable resolution where the issue was the trial judge’s exclusion of a significant pre-marital defined benefit pension scheme.
• Representing a party at very short notice at a 4-day trial having had no previous involvement where one of the major issues was non-compliance with orders for expert business valuations. Multiple property and business assets totalled £1.4m. Jack successfully negotiated a favourable settlement, avoided adverse inferences being drawn, and secured a substantial reduction in the costs order sought by the other side.
• Success at a preliminary issue trial representing a party in their support of an intervenor application which sought the return of monies loaned to the parties to buy the family home.
• Successfully opposing a ‘notice to show cause’ application on the basis that the agreement struck between the parties was not unfair in relation to pensions.
• Successfully negotiating a settlement in a multi-million-pound case involving a family business, serious conduct allegations, allegations of significant dissipation of matrimonial assets, and ‘add-back’ arguments.
• Capital and pension issues in a more modest case arising from one spouse having a significantly reduced life expectancy.
• Successfully negotiating a settlement where conduct issues were pursued against Jack’s client arising from findings of serious domestic abuse and coercive and controlling behaviour in parallel Children Act proceedings.