Leo H. Fischer (September 20, 1897 – October 1970) was an American sports writer, editor and organizer.
He also served on the boards of charitable organizations and headed the National Basketball League in the early 1940s before it merged with another professional organization to become the National Basketball Association that continues to exist today.
In 1969, he continued as sports editor when the American was converted into a tabloid known as Chicago Today.
In 1933, Fischer co-founded the Amateur Softball Association with Michael J. Pauley[1][2][3][4] He also served as ASA's president until 1938.
Moreover, he was a Trustee of the National Hemophilia Foundation and Illinois Masonic Hospital and also served as a director of LaRabida Jackson Park Sanitarium.
Fischer served in the United States Navy from 1917–1919 and after that in the Illinois National Guard from 1919-1920.
He was cited in the Back of Yards Council in 1953 and named Press Veteran of the Year in 1963.