Elizabeth Prelogar is an American lawyer who currently serves as Chair of Supreme Court and Appellate Practice at Cooley LLP, a position she has held since 2025. Prior to rejoining Cooley, she served as the Solicitor General of the United States from October 2021 to January 2025, and as Acting Solicitor General and Principal Deputy Solicitor General from January to August 2021, during the Biden administration. In this role, she represented the U.

S. government before the Supreme Court.