José Plácido Domingo Embil, KBE (* 21. Januar 1941 in Madrid) ist ein spanischer Opernsänger der Stimmlagen Tenor und Bariton, Dirigent und Intendant. Er gehörte neben José Carreras und Luciano Pavarotti zu den Drei Tenören. ()
Although born in Madrid, Spain, Placido Domingo spent a major portion of his life living in Mexico City where he graduated from the Mexico City Conservatory. His first operatic performance was in a staging of La Traviata in Monterrey playing Alfredo. He was then a Tenor for the Israel National Opera and subsequently moved to Europe.