Born in Barakaldo (Vizcaya). Rubén Fernández Aguirre specializes in accompanying singers in Vienna with D. Lutz and in Munich D. Sulzen, and has also collaborated from F. Lavilla, W.Rieger and M. Zanetti.
He is the regular pianist for Carlos Alvarez, Ainhoa Arteta, Maria Bayo, Gabriel Bermudez, Mariola Cantarero, Elena de la Merced, Jose Ferrero, Nancy Fabiola Herrera and Ismael Jordi, and also works with Mariella Devia, Celso Albelo, Leontine Vaduva, Cristina Gallardo-Domâs, Eglise Gutierrez, Christopher Robertson, Isabel Rey, Simon Orfila, María José Montiel and Ofelia Sala, among others.
He works in most Spanish theaters and festivals as well as major international venues such as the Vienna Musikverein, La Monnaie theater Brussels, Pesaro Rossini Festival, Carnegie Hall and Avery Fisher Hall in New York, Auditorio Nacional del Sodre in Montevideo, and concert halls in Paris, Lyon, Bremen, Detmold, Graz, Budapest, Damascus, Algiers, and Mexico City.
In 2010, he received the award Ópera Actual “for his dedication to voice and the growing prestige he is garnering in this field.”