Casper Platt (June 6, 1892 – September 16, 1965) was a United States district judge of the United States District Court for the Eastern District of Illinois.

Casper Platt
Chief Judge — U.S. District Court for the Eastern District of Illinois
Born 1892 in Danville, IL
Died 1965
FJC ID: 1894
Career output and lasting influence
Opinions attributed per year · peak 4/year
Later decisions citing those opinions, per year · peak 19/year
U.S. District Court for the Eastern District of Illinois · 1949–1965District Court, E.D. Illinois · 1949–1965
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
- Illinois Circuit Court, Fifth Judicial CircuitJudge · 1933–1949
- Private practice, Danville, Illinois1916–1917, 1918–1933
- Danville, IllinoisCity attorney · 1927–1928
U.S. Army1917–1918
Appointments
- U.S. District Court for the Eastern District of IllinoisChief Judge1949–1965 · Appointed by Harry S Truman (Democratic)Term ended: Death

Education
J.D. · 1916- University of IllinoisB.A. · 1914