
Morrison Foerster
Lawyers

Tiffany Cheung
Position
Tiffany Cheung | Morrison Foerster
Clients seek out Tiffany for her successful track record in defending class action claims on behalf of clients in a broad range of industries, including technology, healthcare, and consumer product companies.
Tiffany leads high-stakes class actions at the cutting edge of innovation and technology. She has a successful track record of defending industry-leading clients in their most complex class actions. She also has advised extensively on privacy matters, unfair business practice claims and consumer advertising issues. Tiffany is a former co-chair of MoFo’s global Litigation Department and the firm’s Complex Litigation + Advisement Practice Group.
The Daily Journal named Tiffany to its 2023 list of Top Women Lawyers and listed her as a 2023 Leading Commercial Litigator in California. Chambers USA 2025 again ranked her in commercial litigation, while The Legal 500 2024 again recommended her in product liability and marketing and advertising. Lawdragon named Tiffany on its 2025 list of 100 Leading AI & Legal Tech Advisors. BTI Consulting Group has recognized Tiffany as one of a small group of attorneys nationwide who represent the “absolute best of the best” in the area of client service. Her clients include leaders in the technology, healthcare, financial services, and retail sectors.
Because she is committed to the firm’s pro bono program, Tiffany works on diverse matters in that arena, including representing numerous clients in connection with guardianship and immigration proceedings.
Tiffany earned her B.A. with high honors from the University of California, Berkeley and was a member of Phi Beta Kappa. She received her J.D. from the University of California, Boalt Hall School of Law, where she was editor-in-chief of the Asian Law Journal. Following law school, she was a judicial clerk for the Honorable Marian Blank Horn of the United States Court of Federal Claims and also served as a judicial clerk for the Honorable Susan R. Bolton of the United States District Court for the District of Arizona.