Aide Unda is a Mexican actress known for her work in theater, television, and dubbing, who also has a background in journalism and broadcasting. She is credited under the name Aide Unda as well as Haydeé Unda. Her most recognized role in anime is providing the voice for Saori Kido, also known as the goddess Athena, in the legendary series Saint Seiya. She took over the character specifically for the Poseidon arc of the series, replacing the previous actress, María Fernanda Morales.

Beyond her work in anime, Unda has a diverse career that spans multiple facets of performance and media. She has worked extensively as a voice actress for dubbing, where she voiced Claudia in the television series Relic Hunter. Her experience also includes acting in telenovelas and radionovelas, as well as performing in more than twenty professional theater productions. In addition to her on-screen and voice work, she has worked as an announcer and host for radio and television programs. Her broadcasting experience includes work with outlets such as IMER, Infored, Radio Educación, and Canal 11 of the IPN. She has also lent her voice to commercial campaigns for major brands like Liverpool and Banamex. More recently, Unda has ventured into literary creation, having written a theatrical play and a book on the subject of communication.