Belén Roca is a Spanish voice actor recognized for her extensive work in dubbing anime and animated series for Spanish-speaking audiences. Her career encompasses a wide range of genres, from fantasy and adventure to comedy and horror, demonstrating her versatility in bringing diverse characters to life. She is particularly noted for her portrayal of leading and supporting roles in several prominent anime titles.

Among her major voice roles, Roca is known for voicing Miaka Yuuki in the fantasy series Fushigi Yugi, a character whose emotional depth and growth she conveyed throughout the show. She reprised this role in the sequel Fushigi Yugi Eikoden. Another significant performance is as Snorkmaiden in Tanoshii Moomin Ikka, the anime adaptation of the Moomin stories, where she captured the character's gentle and imaginative nature. In the horror genre, she took on roles in works by Rumiko Takahashi, including Yukie in Mermaid's Scar and Towa Kannagi in Mermaid Forest, as well as Pai Ayanokouji in the supernatural series 3x3 Eyes Seima Densetsu.

Her filmography also includes a variety of other characters, such as Chisa Tsukamoto in the comedy series Comic Party Special, Etsuko Takayanagi in Hanappe Bazooka, and Aira in the sci-fi OVA Green Legend Ran. In children's and family-oriented animation, she voiced Pere in Puss 'n Boots and Isabel O'Sullivan in The Twins at St. Clare's, based on the classic school stories. Throughout her career, Belén Roca has been a consistent presence in the Spanish dubbing industry, contributing to the localization of Japanese anime for decades. While specific details about recurring collaborations or formal accolades are not widely documented, her body of work reflects a sustained commitment to voice acting and a significant impact on the anime viewing experience in Spanish-speaking regions.