Simon "Si" Waronker (1915 – June 7, 2005) was a violinist and record producer from Los Angeles, California. Graduating from high school at 13 years old, he won a scholarship to study music in France.Waronker began to establish his music career in Germany, but was forced to return to the U.S. when Nazi Party members began to threaten Jews. From 1939 to 1955, Waronker recorded music for 20th Century Fox films.