Jon Barclay


Jon is highly rated for his presence in court. He advises institutions, law firms and in-house teams worldwide across the range of international financial services litigation. He has a close interest in cross-border enforcement and asset recovery and has received particular recognition for his work in the fraud arena, with freezing injunctions and related orders.

Jon began his legal career in 1999 as a barrister in the chancery and commercial group at leading UK set No. 5 Chambers. He returned to his home island of Guernsey six years later and was admitted as an Advocate of the Royal Court in 2006.

  • Advocate - Guernsey
  • Barrister - England & Wales (non-practising)
  • ACAMS - CAMS (certified anti-money laundering specialist)
Industry Focus
  • Jon is a regular speaker at international legal conferences.
  • He is a contributor to the Jersey and Guernsey Law Review.
  • He co-authored the Guernsey section of the Dispute Resolution Review.
  • Jon served on the Guernsey Bar Council between 2008 and 2011.
  • 'Leading Lawyers' category - 2018, 2017 Citywealth Leaders List
  • 'Leader in their field' - Chambers UK, Europe and Global 2019, 2018 and 2017
  • 'Honours List' in the 'Leading Lawyers Contentious Trusts' category - 2016, 2015 and 2013 Citywealth Leaders List
  • 'Prominent Figure' in the 'Leading Lawyers Contentious Trusts' category - 2015 and 2013 Citywealth Leaders List
  • Listed as an 'Asset Recovery Expert' and an 'Investigations Expert' - Who's Who Legal

Very impressive

Chambers and Partners

He is very intelligent, extremely thorough and an excellent advocate

Chambers and Partners

Very thorough and extremely good at handling detailed investigation matters

Chambers and Partners