Evelyn Mandac (born August 16, 1945 in Malaybalay) is a soprano opera singer, orchestra soloist, recitalist and voice teacher from the Philippines. She is based in New York City. 　　Mandac has premiered new works including world and American premieres of Thomas Pasatieri's Black Widow and Inez de Castro, Luciano Berio's Passagio, Hans Werner Henze's Bassarids, and Richard Bennett's Mines of Sulphur. 　　Mandac came to the United States on a Fulbright Scholarship and studied at Oberlin Conservatory of Music. She then studied at the Juilliard School of Music on a Rockefeller Grant, where she received her Master's degree. She won the Metropolitan Opera Auditions (1966)and the Queen Elizabeth International Voice Competition in Belgium. 　　Following her tenure with the Lindemann Program at the Metropolitan Opera, she went on to perform with opera companies all over the world including San Francisco Opera where she starred as Susanna in Le nozze di Figaro, Despina in Cosi fan Tutte (with Frederica von Stade and Evelyn Lear), and Ines in L'Africaine (with Shirley Verret and Placido Domingo).