David Seymour Leibowitz (born 1971) is an American lawyer from Florida who is serving as a United States district judge of the United States District Court for the Southern District of Florida.

- Gender
- Male
- Race
- White
Prior employment
- Miami, FloridaBraman Management Association · 2012–2024
- ↳assistant general counsel · 2012–2015
- ↳secretary and general counsel · 2015–2023
- ↳assistant secretary and assistant general counsel · 2023–2024
Assistant U.S. attorney · 2003–2009, 2010–2012- Securities and Commodities Fraud Task Force2010–2012
- Terrorism and National Security Unit2007–2009
- Violent Crimes Unit2005–2007
- Narcotics Unit2004–2005
- General Crimes Unit2003–2004
- Middlesex County, MassachusettsAssistant district attorney · 2001–2003
- ↳Appeals and Training Bureau · 2001–2002
- ↳Special Investigations Unit · 2002–2003
- Jr., Supreme Court of Rhode IslandLaw clerk , Hon. Robert G. Flanders · 2000–2001
Appointments
2024–present · Appointed by Joseph R. Biden (Democratic)
Education

- London School of Economics and Political SciencePh.D. · 1998
- University of PennsylvaniaB.A. · 1993