Atty. Mimi Y. Liu

Atty. Mimi Y. Liu

Mimi Liu protects public resources and interests through investigations and litigation filed for state attorneys general, governments, and other public entities. For the past decade, Mimi has had a pivotal role in representing states and municipalities in litigation against the entire opioid supply chain alleging deceptive marketing and over distribution.

Washington Washington 26 yrs experience 26 year
Call (202) 386-9625 Book Appointment

Profile Summary

About Mimi Y. Liu at a glance

Mimi Y. Liu is a Member based in Washington, District of Columbia, practicing at Motley Rice LLC. They have 26+ years of legal experience, licensed to practice since 2000. Their practice focuses on litigation and civil rights. Admitted to practice in New York (2000) and District of Columbia U.S. Supreme Court U.S. Court of Appeals for the Sixth, Eighth and Ninth Circui (2001). Educated at Harvard Law School (J.D., 1999) and University of Alberta (B.Com University, 1996). Active member of Associations Public Justice, Board Member. Provides legal services in French. Serands clients in Washington, DC and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Mimi Liu protects public resources and interests through investigations and litigation filed for state attorneys general, governments, and other public entities
  • For the past decade, Mimi has had a pivotal role in representing states and municipalities in litigation against the entire opioid supply chain alleging deceptive marketing and over distribution
  • That litigation, which continues today, has reached over $51 billion in settlements for communities nationwide
  • As co-lead trial counsel for the State of West Virginia against three opioid manufacturers, Mimi helped secure a settlement valued at more than $260 million* on the eve of closing arguments
  • ALM and The National Law Journal named the Motley Rice team the 2023 Governmental Representation Law Firm of the Year for its trial work in West Virginia, and other matters
  • Mimi was co-lead counsel for the U.S
  • Virgin Islands in its case against JPMorgan Chase Bank under the Trafficking Victims Protection Act for allegedly facilitating Jeffrey Epstein’s sex-trafficking ring
  • The case settled shortly before trial in the Southern District of New York for $75 million* and commitments by JPMorgan to curtail human trafficking
  • Mimi helped obtain a $23.8 million settlement* for the City of Chicago in its lawsuit against e-cigarette company JUUL alleging marketing and sales of its products to underaged youth
  • She represented multiple states in litigation alleging deceptive marketing of dangerous vehicles with Takata airbags following the largest auto-related recall in U.S. history
  • She helped her clients achieve the highest value state settlements against Takata and car manufacturers in the country
  • Mimi also represents the City of Chicago in a first-of-its-kind lawsuit seeking to hold a gun manufacturer accountable for selling, manufacturing, and marketing pistols that they allegedly knew or should have known could be easily modified to machine guns by using switches
  • Prior to joining Motley Rice, Mimi represented public clients in consumer protection and civil enforcement matters in private practice
  • She advocated for constitutional civil rights as a senior lawyer for Planned Parenthood Federation of America from 2004 to 2012, arguing cases before numerous state and federal trial and appeals courts
  • During her studies at Harvard Law School, Mimi served as executive editor of the Human Rights Journal and co-authored the treatise Gender Asylum Law
  • Following law school, she clerked for the Court of Appeals of Alberta and the Honorable Justice Claire L’Heureux-Dube of the Supreme Court of Canada
  • Active in the legal community, Mimi serves on the board of directors for Public Justice, a national nonprofit legal advocacy organization that pursues high impact lawsuits to combat social and economic injustice, protect the Earth’s sustainability, and challenge predatory corporate conduct and government abuses. *Prior outcomes do not guarantee similar results
  • Awards, Accolades & Recognitions Lawdragon 2019-2025 Lawdragon 500 Plaintiff Financial Lawyers Financial Litigation, Public Clients Best Lawyers Washington, DC 2025-2026 Personal injury litigation-plaintiffs Blog Posts December 2, 2024 How Schools Are Addressing The Threat Of Sexual Abuse In Educational Establishments by: Alexandra A. Stulpin April 2, 2020 Lookback Window Law Supports Sexual Abuse Victims: Frequently Asked Questions by: Daniel R. Lapinski February 26, 2020 Decade in Review: Plaintiffs’ Litigation Highlights Causes, Not Just Cases by: Joseph F. Rice News April 28, 2025 The history and legacy of Workers’ Memorial Day by: M. Nolan Webb November 4, 2024 Motley Rice attorneys honored throughout the nation with multiple awards by: Motley Rice

Practice Areas Explained

Mimi Y. Liu's Areas of Practice

Each practice area below reflects the types of cases Mimi Y. Liu handles, with a brief overview of what that area of law covers.

Civil Litigation

Civil litigation attorneys for breach of contract, business disputes, civil rights, and class action lawsuits.

Mimi Y. Liu is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in District of Columbia →

Civil Rights

Civil rights attorneys for discrimination, police misconduct, constitutional rights, and civil liberties cases.

Mimi Y. Liu is one of 70,245 civil rights attorneys indexed nationally. Browse civil rights attorneys in District of Columbia →

Jurisdictional Context

Why local counsel matters in District of Columbia

Practicing law in District of Columbia. Legal matters in District of Columbia are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Washington are typically filed in the local municipal court or the appropriate District of Columbia state district court, depending on subject matter and amount in controversy. An attorney licensed in District of Columbia brings working knowledge of local procedural deadlines, judicial practices in this andnue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in District of Columbia courts without local counsel or pro hac vice admission.

Looking for additional District of Columbia attorneys? Browse all attorneys in Washington or all attorneys in District of Columbia.

Frequently Asked

Common questions about Mimi Y. Liu

Where is Mimi Y. Liu's law office located?
Mimi Y. Liu's law practice is located in Washington, District of Columbia. The firm is Motley Rice LLC. You can contact the office directly through this profile page.
What practice areas does Mimi Y. Liu handle?
Mimi Y. Liu focuses on litigation, civil rights. Each practice area listed reflects experience handling cases of that type in District of Columbia.
How long has Mimi Y. Liu practiced law?
Mimi Y. Liu has 26+ years of legal experience and has been licensed since 2000.
What languages does Mimi Y. Liu speak?
Mimi Y. Liu provides legal services in French. Bilingual representation can be especially important when contracts, testimony, or court filings require accurate translation.
Where did Mimi Y. Liu go to law school?
Mimi Y. Liu earned their education at (J.D., 1999); (B.Com University, 1996).
How can I contact Mimi Y. Liu for a consultation?
You can contact Mimi Y. Liu directly through this profile page. Click "Ask the Attorney" to submit a question, or "Schedule a Consultation" to book a meeting. Most claimed-profile attorneys respond within one business day.

Education

J.D.
Harvard Law School
- 1999
B.Com University
University of Alberta
- 1996

Languages

Bar Admissions

New York
Admitted: 2000
District of Columbia U.S. Supreme Court U.S. Court of Appeals for the Sixth, Eighth and Ninth Circui
Admitted: 2001

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