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Tiffany J. Lieu

Lecturer on Law

2026-2027

Tiffany J. Lieu
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Tiffany Lieu is a Lecturer on Law and Clinical Instructor in the Crimmigration Clinic at Harvard Law School. At the clinic, she supervises and trains law students on appellate and affirmative litigation and policy advocacy on a range of issues at the intersection of criminal and immigration law, including criminal bars to immigration relief, crime-based grounds of removal, and immigration detention conditions. She has litigated numerous cases in federal circuit courts of appeals, federal district courts, administrative tribunals, and authored briefs filed in the U.S. Supreme Court. She teaches courses on crimmigration law as well as strategic litigation and immigration advocacy. Her scholarship focuses on the interaction between the immigration and criminal legal systems, including process and procedures in immigration law and immigration detention. Her recent law review articles have been published in the Columbia Law Review, Kentucky Law Journal, and George Washington Law Review. Her work has been covered in major news outlets, including the Boston Globe, and she has published op-eds in The Hill and Cognoscenti, among other media outlets.

Prior to joining HLS, Lieu clerked for the Hon. Allyson K. Duncan of the U.S. Circuit Court for the Fourth Circuit and the Hon. Keith P. Ellison of the U.S. District Court for the Southern District of Texas. She previously served as a Stanford Public Interest Fellow and staff attorney at the National Immigration Litigation Alliance, where she advocated for immigrants’ rights through impact litigation and appellate litigation in the federal courts. She holds a J.D. from Stanford Law School and a B.A. in history from Duke University.