Frank Porretta Jr. (May 4, 1930, Detroit – April 23, 2015, Stamford, Connecticut) was an American tenor who had an active career performing in operas, musicals, and concerts from 1952 through 1971. He had a particularly fruitful relationship with the New York City Opera from 1956 to 1970 where he sang a highly diverse repertoire; including roles in new operas by composers Norman Dello Joio, Carlisle Floyd, Vittorio Giannini, and Robert Ward. For the NBC Opera Theatre he portrayed The Astronaut in the world premiere of Gian Carlo Menotti's Labyrinth.