Gerhard Alden Gesell (June 16, 1910 – February 19, 1993) was a United States federal judge.
Born in Los Angeles, California, Gesell received an A.B. from Yale University in 1932 and an LL.B. from Yale Law School in 1935. He was a Trial attorney of Securities and Exchange Commission from 1935 to 1940. He was a Technical advisor to the chairman, Securities and Exchange Commission from 1940 to 1941. He was in private practice in Washington, DC from 1941 to 1967. In 1945 and 1946, he served as chief Assistant Counsel for the Democrats' side during the Pearl Harbor hearings. He was a Chairman, President's Committee on Equal Opportunity in the Armed Forces from 1962 to 1964.
Judge of the United States District Court for the District of Columbia, Gesell was nominated by President Lyndon B. Johnson on November 29, 1967, to a seat vacated by Spottswood W. Robinson, III. He was confirmed by the United States Senate on December 7, 1967, and received his commission on December 12, 1967. He assumed senior status on January 22, 1993 and served in this status until his death four weeks later.
He died in Washington, D.C. on February 19, 1993.