Liam O'Grady (born 1950) is a former United States district judge of the United States District Court for the Eastern District of Virginia. In 2020, he was appointed as a judge of the United States Foreign Intelligence Surveillance Court and as a judge of the Alien Terrorist Removal Court. He retired in August 2023.

- Gender
- Male
- Race
- White
Prior employment
- Private practice, Virginia1979–1982, 1992–2003
Eastern District of VirginiaAssistant U.S. attorney · 1986–1992- Arlington County, VirginiaAssistant commonwealth attorney · 1982–1986
Appointments
2007–2023 · Appointed by George W. Bush (Republican)Term ended: Retirement
Education
- International School of Law (now George Mason University Antonin Scalia Law School)J.D. · 1977
- Franklin and Marshall CollegeB.A. · 1973