About William J. Duffy
Lived 1916 – 2013 (aged 96). William J. Duffy was an American lawyer, politician and judge.
William J. Duffy (October 29, 1916 – February 25, 2013) was an American lawyer, politician, and judge. He served 24 years as a Wisconsin circuit court judge in Brown County (1968–1992), and was chief judge of Wisconsin's 8th judicial district from 1982 to 1988. Earlier in his career, he served one term in the Wisconsin State Assembly, representing Brown County as a Democrat.
Biography
Born in North Branch, Minnesota, Duffy grew up in Hollandtown, Wisconsin, and graduated from Kaukauna High School. He graduated from St. Norbert College and received his Juris Doctor degree from the University of Wisconsin Law School in 1941. Later that year, he joined the United States Army Air Forces for service in World War II. He served throughout the war in the Pacific theater, rising to the rank of Captain.
After the war, he practiced law in Green Bay, Wisconsin, in a partnership with attorney Jerry Clifford. In 1948 he defeated incumbent Republican Assemblyman Harvey Larsen to serve in the Wisconsin State Assembly for the 1949-1950 session. Larsen came back and defeated Duffy in 1950, ending his brief career in the Assembly. Duffy returned to his legal practice.
Wisconsin Circuit Court (1968, 1974, 1980, 1986)
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Important facts
People in William J. Duffy's life
Named in this biography and alive at the same time
Contemporaries
People whose lives overlapped William J. Duffy's
Frequently asked questions
Who was William J. Duffy?
American politician
When was William J. Duffy born?
William J. Duffy was born on 29 October 1916 in North Branch.
When did William J. Duffy die?
William J. Duffy died on 25 February 2013 in Green Bay, Wisconsin.
What was William J. Duffy's occupation?
William J. Duffy was a lawyer, politician and judge.
What nationality was William J. Duffy?
William J. Duffy was American.
Sources & further reading
Cite this page
APA: Biography.guide. (2026). William J. Duffy. https://biography.guide/william-j-duffy/
MLA: "William J. Duffy." Biography.guide, https://biography.guide/william-j-duffy/.
Chicago: "William J. Duffy." Biography.guide. https://biography.guide/william-j-duffy/.
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