Luiza Porto is a Brazilian actress and voice actor based in São Paulo. She began her artistic career with a focus on theater, having graduated from the INDAC - Escola de Atores. Her body of work spans live-action performances in theater, film, and television, as well as an extensive career in dubbing, where she has voiced characters for numerous international productions. Porto started working in dubbing in 2012.

Porto's voice work is prominent in various anime series and films available on streaming platforms. She voiced the character Sonya in the Netflix anime film Bright: Samurai Soul. In the Netflix original anime B: The Beginning and its second season, B: The Beginning Succession, she provided the Portuguese voice for Yuna. She is also the voice of Haru, the dwarf rabbit heroine, in the Portuguese dubs of the BEASTARS anime series. Her other notable anime roles include A.J. Langdon in the series Levius, Xiao Yu in the anthology film Flavors of Youth, and Chang Lu Steiner in the series revisions.

Beyond the roles listed, her filmography in anime dubbing is extensive. It includes major characters such as Sarada Uchiha in the Boruto: Naruto Next Generations series and films, Orihime Inoue in the live-action Bleach film, and Nami as a child in a new dub of One Piece. She has also lent her voice to characters in series like Demon Slayer: Kimetsu no Yaiba, Record of Ragnarok, and Romantic Killer.

In addition to her work on anime, Porto has voiced leading characters in major Western animated productions. A significant achievement was dubbing the protagonist Faísca (Ember Lumen) in the 2023 Disney & Pixar film Elementos. Her voice is also featured in live-action series and films, where she has dubbed Daphne Bridgerton in the first season of Bridgerton and Tsyreia in Avatar: The Way of Water.

Beyond performing, Porto has also worked as a voice director. She directed the voice cast for the animated series Esquadrão do Mar Azul, which was awarded the Grande Otelo for Best TV Animation. In interviews, she has described her creative process in dubbing as one that respects the original performance while adding a new interpretative layer to make the character resonate with a Brazilian audience.