Billy Ko

Partner | Hong Kong

Billy is a partner in the family team.

Billy advises on all aspects of family law including, but not limited to, divorce and separation, nuptial agreements, children custody, and complex financial disputes with substantial assets. He also focuses on cases involving complex asset holding structures and trusts, and advises wives, husbands and unmarried partners as well as other relevant parties, such as the grandparents on Wardship cases. Billy has advised clients who have international interests and has worked on a number of cases involving cross-jurisdictional issues.

Billy has contributed to a number of articles on family law for legal publications, such as The Hong Kong Lawyer and STEP Journal, and has conducted seminars focusing on family law. He is also a qualified collaborative practitioner and is a member of the Hong Kong Family Law Association.

Secretary Michelle Wong

Track record




Acted on behalf of a chairlady of a listed company in Hong Kong. The size of the family asset is over HK$1billion. As the majority of the family assets are held under a Cayman Islands trust, complicated legal issues were involved.

Acting on behalf of a dependent making a monetary claim under the Mental Health Ordinance against the committee of a mentally incapacitated Person, being an extremely well known entrepreneur.

Acting on behalf of a client in her taxation proceedings against a top tier international law firm.

Hong Kong SAR, 2010

"The Risk of Dealing with Your Assets Prior to Divorce", August 2020, author

"How to improve your relationships during a global pandemic", July 2020, author

"Planning ahead in times of the Coronavirus", March 2020, co-author

Hong Kong Family Law Association

Law Society of Hong Kong



  • Cantonese
  • English





Hong Kong

30/F United Centre,

95 Queensway

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