Patrick James Duggan Jr. (September 28, 1933 – March 18, 2020) was a United States district judge of the United States District Court for the Eastern District of Michigan.

Patrick J. Duggan
Michigan Eastern District Court
Born 1933 in Detroit, MI
Died 2020 in Livonia, MI
FJC ID: 659
Career output and lasting influence
Opinions attributed per year · peak 19/year
Later decisions citing those opinions, per year · peak 55/year
Michigan Eastern District Court · 1986–2020
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
- Michigan Circuit Court, Wayne CountyJudge · 1977–1986
- Private practice, Detroit, Michigan1959–1976
Appointments
1986–2020 · Appointed by Ronald Reagan (Republican)Term ended: Death
Education
- University of Detroit Law School (now University of Detroit Mercy School of Law)LL.B. · 1958
- Xavier University, OhioB.S. · 1955