Ashley E. Johnson is a partner in the Dallas office of Gibson, Dunn & Crutcher. She practices in the firm's Labor and Employment, Appellate and Constitutional Law, Litigation, and Antitrust and Competition practice groups.

Ashley has a wide-ranging commercial dispute practice in trial and appellate courts across Texas and around the country. She focuses her practice at both the trial and appellate level on the legal strategy, briefing, and argument of complex legal issues across an array of subjects, particularly including ERISA disputes (primarily class actions), cutting-edge antitrust questions, class certification motions, and constitutional issues. She works with her clients on crafting the most persuasive written presentation on their most critically important and complicated briefs and on communicating those arguments to courts in oral hearings. A former Supreme Court clerk, Ashley has argued in the United States Courts of Appeals for the Second, Fifth, Seventh, and Ninth Circuits, as well as multiple Texas appellate courts. In addition, she has briefed a diverse set of cases in the United States Supreme Court, including high-profile victories in Murphy v. National Collegiate Athletic Association (U.S. 2018), Bank Markazi v. Peterson (U.S. 2016), and Black v. United States (U.S. 2011).