Altea Alfonso is a Spanish voice actor and translator, known for her work dubbing films and animation into Spanish. Born in Navalmoral de la Mata, Spain, in 1996, she studied Translation and Intercultural Communication and began her professional career in 2017 at Estudio Multidesign, a dubbing studio where she initially worked as a translator before transitioning into voice acting.

Her first role in animation was in the 2017 film Saving the Kingdom of Oz, a project she has noted with particular fondness. While a significant portion of her work involves dubbing live-action performances, including providing the Spanish voice for a young Scarlett Johansson in the film Manny & Lo and for the daughter of Eva Green's character in the French film Proxima, she has also voiced characters in animated productions.

In regard to the specific anime series Okko's Inn, the characters mentioned Makoto "Uribo" Tateuri, Shota Kise, and Suzuki are indeed part of the story, which follows a young girl who befriends ghosts and a demon while training to run a traditional Japanese inn. Information regarding Alfonso's involvement in the Spanish dub of Okko's Inn or a comprehensive list of her other voice roles is not detailed in widely available sources. Similarly, publicly accessible records do not specify recurring collaborations with particular directors or studios, nor do they list formal industry awards or nominations she may have received.