Otto Kerner (February 22, 1884 – December 13, 1952) was the attorney general of Illinois and a United States circuit judge of the United States Court of Appeals for the Seventh Circuit. He was a member of the Democratic Party.

Career output and lasting influence
Opinions attributed per year · peak 21/year
Later decisions citing those opinions, per year · peak 127/year
Seventh Circuit Court of Appeals · 1939–1952
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
- State of IllinoisAttorney general · 1932–1938
- Illinois Appellate Court, First DistrictJudge · 1931–1932
- Illinois Circuit Court, Cook CountyJudge · 1927–1931
- Illinois Circuit Court, Cook CountyMaster in chancery · 1915–1927
- Private practice, Chicago, Illinois1905–1915
Appointments
1939–1952 · Appointed by Franklin D. Roosevelt (Democratic)Term ended: Death
Education
- Lake Forest UniversityLL.B. · 1905