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.
Born in Danville, Illinois, Platt received a Bachelor of Arts degree from the University of Illinois at Urbana–Champaign in 1914 and a Juris Doctor from the University of Chicago Law School in 1916.
He was in private practice in Danville from 1916 to 1917, and was in the United States Army during World War I from 1917 to 1918.
[1] On September 15, 1949, Platt was nominated by President Harry S. Truman to a seat on the United States District Court for the Eastern District of Illinois vacated by Judge Walter C. Lindley.
He served as Chief Judge from 1956 until his death on September 16, 1965.