William C. Griesbach (born January 24, 1954) is a senior United States district judge for the United States District Court for the Eastern District of Wisconsin. He was appointed to the federal court in 2002, by President George W. Bush, after having served seven years as a Wisconsin circuit court judge in Brown County.

William C. Griesbach
Wisconsin Eastern District Court
Chief Judge — U.S. District Court for the Eastern District of Wisconsin
Born 1954 in Milwaukee, WI
FJC ID: 2930
Career output and lasting influence
Opinions attributed per year · peak 4/year
Later decisions citing those opinions, per year · peak 17/year
Wisconsin Eastern District Court · 2002–
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
- Wisconsin Circuit Court, Brown CountyJudge · 1995–2002
- Brown County, WisconsinAssistant district attorney · 1987–1995
- Private practice, Wisconsin1982–1987
Staff attorney · 1980–1982- Wisconsin Supreme CourtLaw clerk , Hon. Bruce Beilfuss · 1979–1980
Appointments
2002–2019 · Appointed by George W. Bush (Republican)
Education
J.D. · 1979- Marquette UniversityB.A. · 1976