Lisa Monaco

Lisa Oudens Monaco (born February 25, 1968) is an American attorney who served as the 39th United States deputy attorney general from 2021 to 2025. She is a member of the Democratic Party.

Monaco previously served as homeland security advisor under President Barack Obama from 2013 to 2017. In this role, she served as the chief counterterrorism advisor to the president and was a statutory member of the U.S. Homeland Security Council. Prior to this, Monaco served as associate deputy Attorney General from 2009 to 2011 and assistant attorney general for the National Security Division from 2011 to 2013. Monaco also served as acting United States Attorney General in her capacity as United States Deputy Attorney General for a couple of hours following the resignation of Merrick Garland at noon on January 20, 2025, pursuant to 28 U.S.C. § 508, until her own resignation a few hours later, with Gary M. Restaino then serving as acting Attorney General in his capacity as United States Attorney for the District of Arizona, pursuant to Executive Order 14136 titled "Providing an Order of Succession Within the Department of Justice" that was signed by President Joe Biden on January 3, 2025 and published in the Federal Register on January 13, 2025, for a few hours until President Donald Trump signed an executive order naming DOJ Chief Administrative Hearing Officer James McHenry as acting United States Attorney General later in the day on January 20, 2025.