Jessica Ring Amunson is the Co-Chair of the firm’s Appellate and Supreme Court Practice and the Chair of the firm’s Election Law and Redistricting Practice. An experienced litigator, Jessie has argued successfully before the US Supreme Court and multiple federal and state courts of appeals. Jessie has scored wins for her clients in matters involving novel federal constitutional claims, complex statutory interpretation questions, first-of-their-kind administrative law proceedings, and large commercial disputes. Jessie regularly counsels clients on appellate and Supreme Court strategy.
Jessie also represents clients, including elected officials, in matters involving redistricting, voting rights, and campaign finance in the US Supreme Court, before the Federal Elections Commission, and in courts around the country. She has litigated election law and redistricting matters in more than a dozen states, including litigation involving disputed elections. Jessie regularly represents clients in the US Supreme Court in redistricting and voting rights cases.
Jessie is a three-time winner of the firm’s mentoring award and has also received the firm’s pro bono award. She serves on the firm's Management Committee and is the Co-Chair of the firm’s Hiring Committee, Co-Chair of the Alumni Committee, and Co-Chair of the Women’s Forum. Jessie also serves on the Board of Trustees for the Campaign Legal Center and the Board of Directors of the Historical Society of the DC Circuit and is a master in the Edward Coke Appellate Inn of Court. Prior to joining Jenner & Block, Jessie participated in the DC Bar Associates Fellowship Program at the Lawyers’ Committee for Civil Rights Under Law, where she worked on the Election Protection Program.
Representative Matters
- Argued before the US Supreme Court on behalf of Arizona’s Secretary of State in Brnovich v. Democratic National Committee, a significant case involving the Voting Rights Act.
- Argued before the US Supreme Court in Class v. United States, winning a ruling that a guilty plea does not categorically preclude appealing a criminal conviction on constitutional grounds.
- Succeeded before the Second Circuit in Knight First Amendment Institute v. Trump on claims that President Trump violated the First Amendment when he blocked people from the @realDonaldTrump Twitter account after they criticized him in comment threads associated with the account.
- Argued Weissman et al. v. National Railroad Passenger Corp. in the DC Circuit on behalf of client Amtrak and won ruling preserving Amtrak’s passenger arbitration program.
Credentials
Service / Recognition
Overview
Jessica Ring Amunson is the Co-Chair of the firm’s Appellate and Supreme Court Practice and the Chair of the firm’s Election Law and Redistricting Practice. An experienced litigator, Jessie has argued successfully before the US Supreme Court and multiple federal and state courts of appeals. Jessie has scored wins for her clients in matters involving novel federal constitutional claims, complex statutory interpretation questions, first-of-their-kind administrative law proceedings, and large commercial disputes. Jessie regularly counsels clients on appellate and Supreme Court strategy.
Jessie also represents clients, including elected officials, in matters involving redistricting, voting rights, and campaign finance in the US Supreme Court, before the Federal Elections Commission, and in courts around the country. She has litigated election law and redistricting matters in more than a dozen states, including litigation involving disputed elections. Jessie regularly represents clients in the US Supreme Court in redistricting and voting rights cases.
Jessie is a three-time winner of the firm’s mentoring award and has also received the firm’s pro bono award. She serves on the firm's Management Committee and is the Co-Chair of the firm’s Hiring Committee, Co-Chair of the Alumni Committee, and Co-Chair of the Women’s Forum. Jessie also serves on the Board of Trustees for the Campaign Legal Center and the Board of Directors of the Historical Society of the DC Circuit and is a master in the Edward Coke Appellate Inn of Court. Prior to joining Jenner & Block, Jessie participated in the DC Bar Associates Fellowship Program at the Lawyers’ Committee for Civil Rights Under Law, where she worked on the Election Protection Program.
Areas of Focus
Representative Matters
- Argued before the US Supreme Court on behalf of Arizona’s Secretary of State in Brnovich v. Democratic National Committee, a significant case involving the Voting Rights Act.
- Argued before the US Supreme Court in Class v. United States, winning a ruling that a guilty plea does not categorically preclude appealing a criminal conviction on constitutional grounds.
- Succeeded before the Second Circuit in Knight First Amendment Institute v. Trump on claims that President Trump violated the First Amendment when he blocked people from the @realDonaldTrump Twitter account after they criticized him in comment threads associated with the account.
- Argued Weissman et al. v. National Railroad Passenger Corp. in the DC Circuit on behalf of client Amtrak and won ruling preserving Amtrak’s passenger arbitration program.
Credentials
Admissions
- District of Columbia, 2006
- Maryland, 2004
Education
- Harvard Law School, JD, magna cum laude, 2004
- Georgetown University, MA, 1997
- Georgetown University, BA, magna cum laude; Phi Beta Kappa, 1995
Court Admissions
- US Supreme Court, 2011
- US Court of Appeals, First Circuit, 2020
- US Court of Appeals, Second Circuit, 2014
- US Court of Appeals, Third Circuit, 2014
- US Court of Appeals, Fourth Circuit, 2019
- US Court of Appeals, Fifth Circuit, 2013
- US Court of Appeals, Sixth Circuit, 2019
- US Court of Appeals, Seventh Circuit, 2009
- US Court of Appeals, Eighth Circuit, 2015
- US Court of Appeals, Ninth Circuit, 2014
- US Court of Appeals, Tenth Circuit, 2014
- US Court of Appeals, Eleventh Circuit, 2011
- US Court of Appeals, District of Columbia Circuit, 2009
- US Court of Appeals, Federal Circuit, 2009
- US District Court, District of Columbia, 2007
- US District Court, Northern District of Florida, 2012
Clerkships
- Hon. Merrick B. Garland, US Court of Appeals, District of Columbia Circuit, 2005-2006
Service / Recognition
Awards
-
Lawdragon 500 Leading Litigators in America, 2025-2026
- The Washingtonian, Washington DC’s 500 Most Influential People, 2023, 2024
- Capital Pro Bono High Honor Roll, 2022, 2024-2025
- Washington, DC Super Lawyers, Appellate/Constitutional Law, 2018-2022; Rising Star, 2014
- Legal 500, Industry Focus, Insurance, Advice to Policyholders, 2016; Appellate - Supreme Courts (States and Federal), 2020, Leading Lawyer, 2021
- Jenner & Block Mentorship Award, 2014, 2016, 2020
- Law360, MVP, Appellate, 2018; Dispute Resolution, Appellate, Supreme Court (Federal and State), 2017
- Albert E. Jenner Pro Bono Award, 2015
Service to the Bar
- DC Circuit Judicial Conference Standing Committee on Pro Bono Legal Services, Member, 2009-2012