Born: March 4, 1861, Vienna, Austria.
Died: January 11, 1939, Vienna, Austria.
Buried: Evangelischer Friedhof, Matzleinsdorf, Vienna, Austria.
Karl was the son of Helene Weinberger, and husband of Helene Schandl.
He composed over 20 operettas, and served as president of the Austrian Composers’ Union (1922–25).
Weinbergerplatz in Vienna-Hietzing was named after him in 1955.