Charles Castronovo (born June 19, 1975), is an American tenor. He is in demand internationally as an opera singer. Castronovo was born to a Sicilian father and an Ecuadorian mother in Queens, New York but grew up in Southern California. He attended California State University, Fullerton for undergraduate studies in classical voice. During his time at the university, his talent came to the attention of William Vendice, the chorusmaster of the Los Angeles Opera, who promptly hired him as a chorister.