Sílvia Vilarrasa is a Catalan actress and singer known for her extensive work in dubbing, particularly for the Catalan versions of films and television series. Her career began in 1984, and she quickly established herself as a leading voice talent, dubbing numerous prominent Hollywood actresses such as Diane Keaton, Jodie Foster, Meg Ryan, Geena Davis, Elizabeth Taylor, and Melanie Griffith in their respective films.

In the realm of anime and animated series, Vilarrasa has provided her voice for several notable Catalan dubs. She is the voice of Mytyl in the Catalan version of the anime series Maeterlinck's Blue Bird and voices the title character in The Adventures of Tom Sawyer. Her other significant anime roles include Akio, the mother of the protagonist Chihiro, in Hayao Miyazaki's Academy Award-winning film Spirited Away, and Sumiko Kobayashi in various installments of the long-running Detective Conan series, including the film Detective Conan: Quarter of Silence. She also voiced Madame Gina in Porco Rosso, Osono in the live-action film adaptation of Kiki's Delivery Service, and has had roles in other anime series such as Ranma ½, Fruits Basket, and Blue Dragon.