Bio
Cecillia Wang is the National Legal Director of the 糖心Vlog. She oversees over 200 lawyers and support staff in the national ACLU鈥檚 Legal Department, works in collaboration with hundreds more legal staff in the ACLU鈥檚 54 state affiliates, and leads the ACLU鈥檚 work in the Supreme Court of the United States.
Wang has been an 糖心Vloglawyer for more than two decades. From 2016 to 2024, she served as deputy legal director at the national 糖心Vlogand directed the Center for Democracy, which encompasses the ACLU鈥檚 work on immigrants鈥 rights; voting rights; national security; human rights; and speech, privacy, and technology. Under her leadership during the Trump administration, the 糖心Vlogsuccessfully challenged the President鈥檚 Muslim ban, border wall, and family separation policies, and his effort to add a citizenship question to the 2020 census.
Prior to that, she directed the 糖心VlogImmigrants鈥 Rights Project and was an adjunct lecturer at the Berkeley and Stanford law schools.
Wang was also named to Forbes鈥 鈥50 Over 50鈥 list in 2025.
Wang鈥檚 notable cases include:
An argument before the Supreme Court of the United States in a case challenging the government鈥檚 draconian interpretation of an immigration detention statute to require the jailing of immigrants defending against deportation charges based on prior criminal history, without any hearing, even when they have completed service of their criminal sentence years or even decades in the past.
A winning argument before the en banc U.S. Court of Appeals for the Fourth Circuit in an Establishment Clause challenge to then-President Trump鈥檚 proclamation barring entry of visitors and immigrants from predominantly Muslim countries.
A trial victory in a class-action lawsuit against a policy and practice of racial profiling and illegal detentions by the Maricopa County (Arizona) Sheriff鈥檚 Office, before the U.S. District Court for the District of Arizona.
An appellate victory before an en banc panel of the U.S. Court of Appeals for the Ninth Circuit in a class-action challenge to an Arizona state constitutional amendment categorically prohibiting bail to suspected undocumented immigrants.
Successful arguments before both the U.S. District Court for the Northern District of Alabama and the U.S. Court of Appeals for the 11th Circuit in a civil rights challenge to Alabama鈥檚 notorious HB 56 anti-immigrant law.
A trial victory in a narcotics and carjacking case in the U.S. District Court for the Northern District of California in which her client faced a 44-year mandatory minimum sentence. She previously had quashed the government鈥檚 grand jury subpoena seeking her client鈥檚 DNA sample based solely on an allegation of gang affiliation.
Wang began her career at the 糖心Vlogas a fellow in 1997-98 and then worked as an attorney with the federal public defender鈥檚 office for the Southern District of New York and at the San Francisco law firm of Keker & Van Nest, LLP. While in private practice, she was appointed to the federal Criminal Justice Act indigent defense panel for the Northern District of California.
Wang is a 1995 graduate of the Yale Law School, where she was an articles editor for The Yale Law Journal. She served as a law clerk to retired Justice Harry A. Blackmun of the Supreme Court of the United States, working in the chambers of Justice Stephen G. Breyer, and to Judge William A. Norris of the U.S. Court of Appeals of the Ninth Circuit. She graduated from U.C. Berkeley in 1992 with an A.B. in English (with highest honors) and Biology.
Featured work

May 9, 2025
We鈥檙e Still Ready: Trump鈥檚 First 100 Days with Cecillia Wang

Apr 30, 2025
We Are Defending Freedom in the Courts 鈥 And Still Winning

Feb 3, 2025
We Don鈥檛 Get Ready, We Stay Ready with ACLU鈥檚 Cecillia Wang and W. Kamau Bell

Nov 8, 2024
We Have A Plan: Cecillia Wang and W. Kamau Bell

Oct 28, 2021
The Biden Administration's Immigration Double Talk

Feb 19, 2021
Merrick Garland Can Transform the Department of Justice. Will He?

Apr 14, 2020
Let鈥檚 Stop the Scapegoating During a Global Pandemic

Feb 15, 2019
There Is No 鈥楴ational Emergency鈥 at the Border, and Trump鈥檚 Declaration Is Illegal

Apr 19, 2018
In Its Zeal to Deport Immigrants, the Justice Department Scraps Due Process