Born in Almeria in Spain, Juan de Dios Mateos studied singing and flute at the conservatoire and trained as a music teacher at university. He was awarded a Master’s Degree in Opera, performance and direction from the University of Jaén, where he was invited to take part in Jaén Opera Joven during three successive seasons. He began his solo career in 2009 in The Marriage of Figaro with the roles of Basilio and Curzio. He then sang Don Ottavio in Don Giovanni, Bastien in Bastien et Bastienne, Tony in West Side Story, Raoul in Fantom of the Opera, Javier in Luisa Fernanda by Federico Moreno Torroba and gave numerous recitals in Spain, France and the United Kingdom. He continued his studies with Coral Morales, Lionel Sarrazin, Carlos Aransay and Guy Fletcher. In December 2015, he sang the role of Gizmo in the French premier of Joanna Lee’s opera The Way Back Home with the Paris Opera Academy. He became resident at the Academy in September 2016. During the 2016/2017 season, he took part in Academy concerts at the Bastille Amphitheatre and the Palais Garnier and in November 2016 sang the roles of General Sir Philip Wingrave and the Narrator in Owen Wingrave by Benjamin Britten followed by Thélème and Mercury in Les Fêtes d’Hébé by Jean-Philippe Rameau in March 2017; Bastien in Bastien et Bastienne at the Amphitheatre in May and the tenor solo in The Little Match Girl by David Lang at the Palais Garnier in a production choreographed by Simon Valastro.