Justin Warshaw KC
Chambers ranked in UK Bar 2025
Leading Silk – Legal 500 Uk 2025

Justin Warshaw KC

Call: 1995
Silk: 2015

“He’s just extremely clever and able to grasp very complicated issues and present them in a very effective way in court.” “He’s particularly skilled in explaining complex areas of the law in a way that clients find digestible.”

“An assured advocate who argues his client’s case with incredible preparation and care.”

Chambers UK Bar 2025 & L500 UK Bar 2025

Expertise:

Services:

Practice

Justin specialises in complex high-value cases, difficult jurisdictional issues, cases with Human Rights angles, difficult factual disputes and coercive control.

He appears regularly in the leading family cases and is well-known for his advocacy before the High Court and the Court of Appeal. He is most often seen in high profile divorces acting either for (or for the spouses of) captains of industry, disrupters, oligarchs, film stars, producers, heiresses and football club owners.

He is frequently instructed in international work advising in cases in Jersey, Gibraltar, Singapore, Canada, the Cayman Islands and Hong Kong.

He is frequently appointed as private FDR judge in complex high net worth cases.

He was appointed Deputy High Court Judge in February 2024.

“He’s just extremely clever and able to grasp very complicated issues and present them in a very effective way in court.” “He’s particularly skilled in explaining complex areas of the law in a way that clients find digestible.”

“An assured advocate who argues his client’s case with incredible preparation and care.”

Chambers UK Bar 2025 & L500 UK Bar 2025

Practice

Justin specialises in complex high-value cases, difficult jurisdictional issues, cases with Human Rights angles, difficult factual disputes and coercive control.

He appears regularly in the leading family cases and is well-known for his advocacy before the High Court and the Court of Appeal. He is most often seen in high profile divorces acting either for (or for the spouses of) captains of industry, disrupters, oligarchs, film stars, producers, heiresses and football club owners.

He is frequently instructed in international work advising in cases in Jersey, Gibraltar, Singapore, Canada, the Cayman Islands and Hong Kong.

He is frequently appointed as private FDR judge in complex high net worth cases.

He was appointed Deputy High Court Judge in February 2024.

All matters concerning divorce and the breakdown of family relationships.

  • KV v KV [2024] EWFC 165 – Wife’s application for maintenance pending suit and a legal services payment order.
  • YC v ZC [2022] EWFC 137 (B) – Financial remedies proceedings
  • XO and YO and AA limited [2022] EWFC 114 – Division of assets in international divorce proceedings influenced by husband’s litigation misconduct
  • VV v VV [2022] EWFC 46Costs order
  • VV v VV [2022] EWFC 41 (13 May 2022) ([2022] 2 FCR 681, [2022] EWFC 41, [2023] 1 FLR 170; – Pre-marital cohabitation, misconduct and party needs
  • Traharne v Limb [2022] EWFC 27 (31 March 2022) – Post nuptial agreement
  • CW v CH (MFPA 1984 Part III: Interim Applications) [2022] EWFC B1 (10 January 2022) – MFPA 1984 Part III: Interim Applications
  • LS v PS (Rev1) [2021] EWFC 108 (23 December 2021) ([2021] EWFC 108, [2022] 1 FCR 691, [2022] 4 WLR 19, [2022] WLR(D) 38 – Application by an intervenor for disclosure of privileged material from a PFDR
  • Siddiqui v Siddiqui & Anor [2021] EWCA Civ 1572 (02 November 2021) ([2021] EWCA Civ 1572, [2022] 1 All ER 860 – ECHR-based appeal against the High Court’s refusal to grant an adult man financial relief against his parents
  • Crowther v Crowther & Ors (Financial Remedies) (Rev1) [2021] EWFC 88 (27 October 2021) – Extreme and unusual example of an acrimonious family law case
  • AG v VD [2021] EWFC 9 (04 February 2021) – Jurisdictional issues
  • FS v RS and JS [2021] 2 FLR 641 – Human Rights and provision for adult children
  • AG v VD [2020] 2 FLR 1248 – Privilege in financial remedies
  • Re YM and NM [2020] 1 FLR 1246 – Maintenance, injunctions and non-disclosure
  • AJ v DM [2019] 2 FCR 1 – Maintenance Regulation and divorce jurisdiction
  • NN v AS and Others [2019] 1 FLR 1397 – Financial Orders after Egyptian Divorce
  • AAZ v BBZ (no 3) [2017] 2 FCR 461 – Legal Professional Privilege
  • AAZ v BBZ (no 2) [2017] 2 FCR 450 – Discovery against solicitor asserting privilege
  • TJB v RJB [2017] 1 FLR 1497 – Enforcing English order in Switzerland
  • Juffali v Juffali [2017] 1 FLR 729 – Big need in big money
  • Briers v Briers [2017] 1 FCR 309 (CA) – Post separation accrual
  • WA v The Estate of HA (Deceased) and Others [2015] 1 FLR 1360 – Barder events
  • ABC v PM and another [2015] All ER (D) 122 (Apr) – Setting aside a solicitor’s charge
  • Chapman v Kawash [2015] All ER (D) 67 (Jan) – Setting aside consent orders
  • Seagrove v Sullivan – [2015] 2 FLR 602 – Tolata Claims and bundles
  • MET v HAT (No 2) [2015] 1 FLR 602 – Interim Maintenance
  • Mann v Mann [2014] 2 FLR 928 – Enforcement and mediation
  • MET v HAT [2014] 2 FLR 692 – Interim maintenance
  • Sharbatly v Shagroon [2013] 1 FLR 1493 (CA) – non marriage case
  • L v L [2012] 1 FLR 776 – Re-trial of financial remedies after appeal
  • Traversa v Freddi [2011] 2 FLR 272 (CA) – financial relief after an overseas divorce
  • Marano v Marano [2010] 1 FLR 1903 (CA) – business valuations during the financial crisis
  • Myerson v Myerson (No 2) [2009] 2 FLR 197 (CA) – share price collapse after a final order
  • MacLeod v MacLeod [2009] 1 FLR 641 (PC) – Pre-nuptial and marital agreements
  • S v S [2009] 1 FLR 254 – trusts, tax and notice to show cause why agreement should not be upheld
  • MB v KB [2007] 2 FLR 586 – financial provision for a child after and in addition to divorce settlement
  • S v S  [2007] 1 FLR 1496 – effect of conduct on award, definition of non-matrimonial property
  • M v M  [2005] 2 FLR 533 – big money, short marriage
  • GW v RW  [2003] 2 FLR 108 – matrimonial property, length of marriage provision for children
  • F v F  [2003] 1 FLR 847 – family company, illiquidity , clean break
  • Re G  [2003] 1 FLR 870 – divorce procedure
  • G v G [2003] 2 FLR 71 – maintenance for legal fees
  • H v H [2002] 2 FLR 1021 – professional partnership, separate property, inheritances
  • Ranson v Ranson [2002] 1 FCR 261 (CA)
  • V v V [2001] 2 FLR 299
  • Varma v Varma and Acanthus Ltd [2002] Fam Law 503
  • Mubarak v Mubarak [2001] 1FLR 673
  • Re Dianoor Jewels Ltd [2001] BPIR 234

FLBA
Deputy High Court Judge – February 2024

Christ Church, Oxford

Chambers UK Bar 2025

“He’s just extremely clever and able to grasp very complicated issues and present them in a very effective way in court.”

 “He’s particularly skilled in explaining complex areas of the law in a way that clients find digestible.”

“A lawyer of great skill, who has charm and a sense of humour.”

“They feel he is going to fight their corner.”

“He uses his considerable charm and wit to bring the clients and the judges along with him.”

“Justin’s intellectual and humane approach to cases is very effective.”

 

Legal 500 UK Bar 2025

“An assured advocate who argues his client’s case with incredible preparation and care.”

 

Previous Directory Quotes:

Chambers UK Bar 2024

“Justin Warshaw KC mainly handles international work and regularly appears before the High Court and the Court of Appeal, representing an impressive clientele of high-profile individuals. Warshaw is frequently instructed in cases involving offshore jurisdictions including Hong Kong, Gibraltar and Jersey.”

“Justin is very adept at shifting positions to make sure his argument is finding favour with the court. He gets straight to the point and is very quick at seeing the issues in very complex cases involving novel areas of law.”

“Justin is able to deliver the most challenging of cases with an unutterably smooth style.”

“Justin is intimidatingly intelligent and a phenomenal advocate. He has laser-sharp judgement and is wonderfully calm when dealing with both clients and those instructing him.”

 

Chambers UK Bar 2023

“Justin Warshaw KC mainly handles international work and regularly appears before the High Court and the Court of Appeal, representing an impressive clientele of high-profile individuals. Warshaw is frequently instructed in cases involving offshore jurisdictions including Hong Kong, Gibraltar and Jersey.”

“Justin Warshaw is an extremely effective performer whose cross-examination is especially strong.”

“Justin is a strategic mastermind. He is a pleasure to instruct and a master of his craft. Clients love him.”

 

Chambers UK Bar 2022

“Mainly handles international work and regularly appears before the High Court and the Court of Appeal, representing an impressive clientele of high-profile individuals. Warshaw is frequently instructed in cases involving offshore jurisdictions including Hong Kong, Gibraltar and Jersey.”

“He’s a good details person and brings this cerebral, intellectual approach to his advocacy.” “He’s good at putting clients at ease and making them understand key issues.“ ”Whatever the situation, he pushes until he has a thorough understanding of it.”

 

Chambers UK Bar 2021

“Mainly handles international work and regularly appears before the High Court and the Court of Appeal, representing an impressive clientele of high-profile individuals. Warshaw is frequently instructed in cases involving offshore jurisdictions including Hong Kong, Gibraltar and Jersey.”

“A highly impressive advocate who knows his cases inside out, he is superb on technical issues.” “Extremely knowledgeable and highly respected in the industry, he is hard-working, grounded and invaluably helpful.” “Justin navigates through complex material at a rapid rate and is always on top of things.”

 

Legal 500 UK Bar

Cares very deeply about doing his best for his clients.”

His advocacy style is among the best at the family Bar.”

Very worthy of his reputation.”

A great tactician with huge compassion and patience.”

“An excellent and persuasive advocate”

“Very effective”

“Creative”

A silk who combines strong forensic skills with the ability to argue any point from any angle. He has the ear of the judge.

Justin is married to a professional singer. They have two daughters. He enjoys photography and sometimes writes reviews for the TLS.

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