William Simon Duffey Jr. (born 1952) is a former United States district judge of the United States District Court for the Northern District of Georgia.

Career output and lasting influence
Opinions attributed per year · peak 8/year
Later decisions citing those opinions, per year · peak 15/year
Georgia Northern District Court · 2004–2018
Both charts share the same year axis. Opinion counts include only opinions in our corpus attributed to this judge so far — a year at zero can mean an attribution gap, not judicial silence. Influence typically outlasts the career: citations keep climbing after the last opinion.
- Gender
- Male
- Race
- White
Prior employment
- Georgia State Election BoardChair · 2022–present
U.S. attorney for the Northern District of Georgia2001–2004- Private practice, Atlanta, Georgia1981–2001
Adjunct professor · 2000- Whitewater investigationDeputy and associate independent counsel · 1994–1995
U.S. Air Force assistant staff judge advocate1978–1981- Private practice1977–1978
Appointments
2004–2018 · Appointed by George W. Bush (Republican)Term ended: Retirement
Education
J.D. · 1977- Drake UniversityB.A. · 1973