José Antonio Alaya is a professional Spanish voice actor, primarily active in the dubbing industry for audiovisual productions in the Castilian Spanish language. He is based in Zaragoza and is associated with the dubbing studio SONOMASTER Doblaje. His professional aptitudes include dubbing, voice-over, animation, and narration.

In the realm of anime, Alaya is recognized for providing the Spanish voice for the character Wan Fu in the 1996 animated film Samurai Shodown: The Motion Picture. Beyond this specific anime credit, his broader career encompasses a variety of roles in dubbing for film and television. His work includes voicing characters in the animated children's series Vampirina, where he lent his voice to multiple characters such as Simón Botavara, Dragos, and the Abuelo across various episodes from 2017 to 2020. He has also contributed to the Spanish dubbing of numerous live-action films and series, providing voices for actors in productions like Juntos es demasiado (2021), La hija del capitán (2016), and Los Larkin (2021-2022), among others.