David Jeremiah Barron (born 1967) is an American lawyer who serves as the Chief United States circuit judge of the United States Court of Appeals for the First Circuit and former S. William Green Professor of Public Law at Harvard Law School. He previously served as the Acting Assistant Attorney General of the Office of Legal Counsel at the United States Department of Justice.

David Jeremiah Barron
First Circuit Court of Appeals
Chief Judge — U.S. Court of Appeals for the First Circuit
Born 1967 in Washington, DC
FJC ID: 3540
- Gender
- Male
- Race
- White
Prior employment
- Judicial Conference of the United StatesMember · 2022–present
- Harvard Law School1999–2014
- ↳assistant professor · 1999–2004
- ↳professor · 2004–2011
- ↳S. William Green professor of public law · 2011–2014
U.S. Department of JusticeOffice of Legal Counsel · 1996–1999, 2009–2010- ↳attorney advisor · 1996–1999
- ↳acting assistant attorney general · 2009–2010
- ↳consultant · 2010
Law clerk , Hon. John Paul Stevens · 1995–1996
Law clerk , Hon. Stephen Reinhardt · 1994–1995
Appointments
U.S. Court of Appeals for the First CircuitChief Judge2014–present · Appointed by Barack Obama (Democratic)
Education
J.D. · 1994- Harvard CollegeB.A. · 1989