Born in the United-States to Irish parents, Brian Mulligan has both American and Irish citizenships. After his studies at the Juilliard School, he won the first Prize of the Hans Gabor Belvedere international Competition.  He has been invited to major international opera houses (Zurich, Vienna, Chicago, Frankfurt, Toronto, Houston, Los Angeles, Chicago, Washington, English National Opera, Saito Kinen Festival in Japan, Wexford Festival, Salzburg Festival). He is a regular guest at the San Francisco Opera (the title-role in Sweeney Todd, Nixon in Nixon in China, Enrico Ashton in Lucia di Lammermor, Anckarström in Un ballo in maschera, Chorèbe in The Trojans, Albert in Werther, Sharpless in Madama Butterfly, Valentin in Faust, Marcello in La Bohème, the King's Herald in Lohengrin). More recent performances include roles such as Golaud (Pelléas et Mélisande) in Franckfurt, Gunther and Donner (The Ring) and Mandryka (Arabella) in San Francisco, Wotan (The Rhinegold) at the Bregenz Festival and Jochanaan (Salomé) in Amsterdam. His most recent debut is Wotan (The Valkyrie) at the Stuttgart Opera. His repertoire also includes Valentin (Faust), Eletski (The Queen of Spade), Zurga (The Pearl Fishers) in Zurich, Paolo (Simon Boccanegra) at the New York Metropolitan Opera, the Count di Luna (Il Trovatore) and Nelusko (L’Africaine) in Frankfurt, Sharpless and Golaud at the Amsterdam national Opera. He took part in the creation of The Shinning by Paul Moravec (Jack Torrance) at the Minnesota Opera, as well as the Songs for Adam cycle by James Primosch and Walden by Greg Spears. He has recorded Mahler’s Eight Symphony with conductor Gustavo Dudamel (Deutsche Grammophon). He has made his debut this Season at the Paris Opera in Œdipe (Creon).