Jonathan Ah-weng

Call 2003 (Hong Kong)


English, Cantonese, Mandarin


T: +852 2840 1130

Secretary: Ms. Kit Lai


Jonathan has a broad practice in commercial and civil litigation, covering cross-border commercial disputes, commercial fraud, company and partnership disputes, family and matrimonial law disputes and family-related trust disputes. He is an accredited mediator and is trained in Collaborative Law Practice.

His practice also includes a broad range of complex criminal matters, including commercial and white collar crime, SFC related offences, regulatory offences and private prosecutions.

Practice Areas

General Civil Litigation
General Criminal Litigation
Commercial Law
Company Law
Family Law
Equity and Trusts
White-Collar Crime



University of Hong Kong


LL.M. (Intellectual Property),
University of London


LL.B. (Hons),
Durham University
  • Associate, Hong Kong Institute of Arbitrators
  • CEDR Accredited Mediator (2007 – present)
  • Executive Committee, Hong Kong Advocacy Training Council
  • Assistant editor to, Simon N.M. Young, “Civil Forfeiture of Criminal Property in Hong Kong”, Edward Elgar Publishing (2009)

HKSAR v Yahoo! Hong Kong Limited, KTS 22777 & 22778/2016  – successful defence against charge of “exhibiting for sale” unlawful electronic products on website. 

Koon Wing Yee v Hui Chi Ming, ESS 25220/2015 (led by Graham Harris SC, Robert Pang SC) – successful defence against private prosecution summons on dissemination of false or misleading information inducing transactions under Securities and Futures Ordinance. 

Eric Edward Hotung v Ho Yuen Ki & Ors, HCA 857/2011 (led by C.Y. Li SC) ­– acted for respondent in opposing security for costs application.

HKSAR v Nanik Dayaram & Ors, HCCC 2/2014 (led by Michael Blanchflower SC) – acted for defence against charge concerning letters of credit fraud involving HK$440 million.

CWG v MH & Ors, CACV 80/2013, HCMP 643/2012 (led by David Pilbrow SC) – acted for respondent on issue of whether he had beneficial interest in assets held by his mother. 

HKSAR v Sze Mei Mun & Ors, (led by James Lewis QC, Michael Blanchflower SC), FAMC No.56/2014; [2014] 3 HKLRD 452 – acted for defence on charge of cross border conspiracy to export unmanifested marine diesel.

HKSAR v Ng Chun To Raymond, CACC 178/ 2010 (led by Clare Montgomery QC, Clive Grossman SC) – successful appeal leading to retrial (then led by Andrew Bruce SC) on conspiracy charges on cross border warrant pushing scheme.

Siegfried Adalbert Unruh v Hans-Joerg Seeberger, HCA 6641/2010 (led by Anthony K.K. Chan SC) – acted for defendant in contract claim.