Rosa Aguado is a Spanish actress with a extensive career in theater, film, television, and voice acting. She was born in Terrassa and is a graduate of the Institut del Teatre, where she earned a Bachelor of Dramatic Art. Her training also includes postgraduate work in Critical Theory of Theater and studies in stage direction, as well as courses in poetry and on-camera performance.

As a voice actress, Aguado is primarily known for her work in Catalan-language dubs of numerous anime and animated series. She has lent her voice to a wide range of characters, demonstrating her versatility. Some of her notable roles include Oyuki and Ryoko Mendo in Urusei Yatsura, Kisa Soma in Fruits Basket, and various characters for the Inuyasha franchise, including the child versions of Inuyasha and Kaede, as well as Sota Higurashi in the television series and multiple films. Her other prominent anime dubbing credits include roles in Boys Be..., Case Closed, Dragon Quest: Dai no Daibōken, NieA_7, and Sgt. Frog. In the series The Twins at St. Clare's, she provided the voice for the character Srta. Roberts.

Beyond her extensive work in animation, Aguado has a broad career in live-action performance. Her film credits include roles in La teranyina, El año del diluvio, and Platillos volantes, and she has appeared in several television series for TV3, such as El cor de la ciutat and La riera. She has also had a significant presence on the stage, performing in classic works like Terra Baixa, La casa de Bernarda Alba, and Yerma. In addition to her performance career, she co-founded the theater school Acció Teatre and has been involved in various cultural initiatives in her hometown of Terrassa.