One of the few juniors recommended as a Leading Individual by Chambers and Partners for both finance and children work, Stephen practice focuses on high value money cases and complex private law matters. Stephen’s cases routinely involve an international element and he has experience with high profile work involving national and international news coverage. Stephen has represented clients in proceedings in all levels of court, up to and including the Supreme Court, and has also advised clients litigating abroad.

Stephen routinely deals with high value matrimonial finance and Schedule 1 matters, including cases in which the assets are complex and include disputed valuations of companies and pensions, or those where assets based abroad. Stephen often advises and represents clients in proceedings involving allegations of non-disclosure or alleged dissipation or assets. Stephen is ranked as a Leading Individual for family finance cases in the Chambers and Partners directory, and attracts praise for his attention to detail, his calm, approachable manner and his effectiveness in the courtroom. Stephen has written a number of articles and co-authored book chapters on family finance.

Stephen has considerable expertise and experience in dealing with difficult private law cases, particularly those involving a relocation either outside or inside the United Kingdom, and those where there are allegations of abuse or substance issues. Stephen is ranked as a Leading Individual in Chambers and Partners for children cases. Stephen has been involved in a number of high profile and reported cases concerning children, including:

Al M (Al Maktoum v Al Hussein and Others) [2020] 2 FLR 493 – Appeal concerning confidentiality and media issues in highly publicised wardship litigation

M (Children) (non-Hague Convention state) [2020] All ER (D) 05 (Mar) – Appeal concerning temporary leave to remove to the United Arab Emirates.

Timokhin v Timokhina [2019] All ER (D) 46 (Aug) – appeal concerning the interpretation of costs rules in children proceedings

RJ v Tigipko and others [2019] All ER (D) 117, GT v RJ [2018] EWFC 26 [2018], GT v RJ [2019] 1 FLR 46 – litigation in the High Court and Court of Appeal concerning leave to remove and the use of publicity orders as a coercive tool to secure the return of children.

Re C (Internal Relocation) [2017] 1 FLR 103 – the leading Court of Appeal authority on cases involving a relocation within the United Kingdom.

Re D (a child) (No 2) (recognition and enforcement of judgment: Supreme Court jurisdiction) [2016] 4 All ER 95 – Supreme Court appeal concerning the voice of the child and the jurisdiction of the court to entertain appeals from the Court of Appeal under Brussels IIR.

Re OB (Private Law Proceedings: Costs) [2016] 1 FLR 92 – the first reported case in which costs were awarded against a non-party in a private law case. Stephen represented the father, PB, who succeeded in his application for costs on the basis of principles drawn from wider civil jurisprudence.

Re S and O (Temporary Removal from Jurisdiction) [2009] Fam Law 114 – case concerning a novel technique for securing the safe return of two children from a non-Hague Convention country.

Stephen often appears with or against silk (QCs) in children cases and has written a number of journal articles concerning private law matters.

Reputation & Awards

‘A very thorough junior whose preparation is second to none. He has an excellent client manner and is a delight to work with…very bright and always approachable.’


‘Expresses himself very persuasively and has an amazing eye for detail.’ – Legal 500, 2021

“Stephen marries a forensic level of attention with really spectacular client care.” “He has this amazingly calm and understated way of dealing with things, and is a good negotiator with a calm air.” – Chambers and Partners 2019 Edition

Stephen is ‘absolutely superb, very talented, very conscientious and highly knowledgeable.’ – Chambers and Partners 2018 Edition

Stephen is ‘A very thorough junior whose preparation is second to none. He has an excellent client manner and is a delight to work with. He’s very bright and always approachable.’ – Chambers and Partners 2017 Edition

Stephen ‘Has an understated manner, which belies his effectiveness inside and outside the courtroom. He was most vividly described by one observer as a ‘silent assassin’. He maintains a broad-based private matrimonial law practice.’ Expertise: ‘He is absolutely excellent. All his skills far surpass his call. His knowledge is extremely varied, his documents are first-rate and you can see the amount of work that goes into them. He goes more than the extra mile.’ – Chambers and Partners 2016 Edition

Stephen ‘Manages both complex private law children matters as well as substantial financial disputes. He is good on cross-border cases pertaining to child abduction as well as matrimonial finance cases, and also has particular expertise in human rights law.’ Expertise: ‘Extremely well prepared, very approachable, and impressive to clients.’ ‘A clever chap who is meticulous and well prepared. He’s one of the rising stars.’ – Chambers and Partners 2015 Edition

Stephen ‘has an excellent and broad-ranging family law practice, with particular focus on private law work involving children and matrimonial finance issues.’ Expertise: ‘he is very calm, he always prepares thoroughly and he has an excellent rapport with clients.’ – Chambers and Partners 2014 Edition

Stephen Jarmain ‘offers good, realistic advice and finds creative solutions to problems,’ say sources. His broad family law practice takes in family finance and private law children matters. One instructing solicitor remarked that ‘he is very dedicated and passionate about his work, which makes him great to work with.’ – Chambers and Partners, 2013 Edition

Stephen Jarmain is described as ’an extremely sharp-minded, calm advocate.’ – Chambers and Partners, 2012 Edition

Awards and Scholarships

Blackstone Entrance Exhibition Scholarship, Middle Temple, 2005


BSc (Hons) Psychology, 2002
Postgraduate Diploma in Law, 2004
Practice Diploma in International Human Rights Law and Practice, 2008

Professional Memberships

Family Law Bar Association


Stephen has contributed to a variety of legal texts and websites, including:

  • Stephen co-authored the family law chapters of ‘Cases That Changed our Lives’;
  • Stephen authored a section of ‘Applications under Schedule 1 of the Children Act 1989’;
  • Stephen authored a chapter in ‘The Family Court Without a Lawyer’;
  • Stephen has contributed to the Family Law Journal and other publications on matters of domestic and international family law;
  • Stephen’s articles and case summaries have been published on the website.


Stephen has a young family and his interests include foreign travel and culture, particularly Asia and the Americas. When at home, Stephen’s main hobby is football, both playing and watching, and he is a qualified Football Association referee.

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1 King’s Bench Walk reopened on Monday 6th July 2020


1KBW is pleased to announce that, following a stringent risk-assessment, we began the process of reopening chambers from 6th July 2020. A series of measures are now in place to ensure the safety of all staff, members and visitors. We have been successfully working remotely during the lockdown period and a number of staff and members will continue to do so to ensure social distancing measures are kept in place, as per government guidance.


We continue to request that all client meetings be conducted virtually, where possible. We are fully equipped to carry on with client conferences via telephone or video link, on any preferred platform. Should you require to come in to chambers for a meeting, please contact a member of the clerking team so that bespoke arrangements can be made.