Jason Ko 高麟

Jason joined Chambers upon completion of pupillage with Mr Philip Dykes SC, Mr Richard Yip, Mr Randy Shek, and Mr Robin Egerton. He was awarded the Charles Ching Memorial Scholarship in 2019.

Jason has been a seasoned mooter. During his studies, he has represented the University of Hong Kong in the Philip C. Jessup International Law Moot Court Competition (2018), where his team won the Hong Kong Champion and he was ranked the top 100 oralists internationally, and in the Red Cross International Humanitarian Law Moot (2017), where his team captured the international 1st runner up.

Jason is developing a broad civil practice and accepts instructions in all areas of Chambers’ work. He has appeared (either in his own right or as a led junior) in all levels of court from the Magistrates’ Courts to the Court of Final Appeal. He can provide written submissions and conduct hearings in both Chinese and English.


  • PCLL, University of Hong Kong (2018)
  • LLB, University of Hong Kong (2017)

  • Charles Ching Memorial Scholarship (2019)
  • Hong Kong Champion and Best Memorials, International Top 100 Oralists, Philip C. Jessup International Law Moot Court Competition (2018)
  • International 1st Runner Up, Red Cross International Humanitarian Law Moot (2017)
  • Champion and Best Written Submissions, Inter-University Basic Law Moot (2016)
  • Champion and Best Oralist, Haldanes Criminal Law Mooting Competition (2015)
  • Champion and Best Oralist, Joint-University Mooting Competition (2015)
  • Dean’s Honours List (2015)
  • Rosita King Ho Scholarship (2015)
  • HKU Foundation Scholarship for Outstanding Students (2013)
  • Sir Edward Youde Memorial Prize (2013)

  • Jason Ko and Martin Lau, “Free Speech in Non-Public Spaces: Recent Developments in Hong Kong” (OxHRH Blog, 8 November 2017)
  • Margaret Ng, Jason Ko and Kin Lau, “Is Hong Kong’s Riot Law ‘Respectable’?” (2020) 50(3) Hong Kong Law Journal 935-960

  • Kyocera Corp v W Haking Enterprises Ltd [2020] 1 HKLRD 121 (with Mr Richard Yip) – acted for the successful Plaintiff in a sale of goods dispute concerning the identity of contracting parties
  • Kyocera Corp v W Haking Enterprises Ltd [2020] HKCA 817 (with Mr Richard Yip) – acted for the successful Plaintiff in resisting an appeal concerning the role of pleadings and the availability of limitation defence
  • Secretary for Justice v CMT [2021] 1 HKLRD 1 (led by Paul Harris SC in the Magistrates’ Courts; led by Hectar Pun SC in the Court of Appeal) – acted for the 1st Respondent in a sentence review concerning the principles on care and protection orders in sentencing juvenile offenders
  • Kwok Cheuk Kin v Secretary for Security [2020] 5 HKLRD 653 (with Mr Ernest CY Ng) – acted for the Applicant in judicial review proceedings concerning the Police’s duty to show unique identification at public order events, and the Government’s duty to put in place an effective system of investigation, under Article 3 of the Hong Kong Bill of Rights
  • HCA 913/2020 Sun Shine Investment Holdings Limited v Pure Living Inc Limited (sole advocate) – acted for the successful Defendant in resisting an application for summary judgment
  • HCMP 987/2019 To Hang Lam v Happy Fitness Master Ltd (sole advocate) – acted for the successful Plaintiffs in securing costs order in interlocutory stage
  • HCAP 1/2007 In the Estate of Tsang Ma Ming (sole advocate) – acted for the successful Defendant in an enforcement application under Order 45
  • HCA 2009/2018 Ever Team Asia Investment Ltd v Hing Man Mortgage Ltd (sole advocate) – on-going involvement in a commercial dispute concerning loan agreements
Call : 2019
Set : Main
Practice Areas
Administrative and Public LawChanceryCommercial LawCompetition LawCriminal LawEmploymentLand and Property LawProbate and AdministrationPublic International LawRegulatory and DisciplinaryTort and Personal Injuries
Contact
Email : [email protected] Secretary : Beatrice Chan [email protected]