Regina Remencius is a Brazilian actress and voice actor known for her work in dubbing anime into Portuguese. Born in São Paulo on November 18, 1967, to a Lithuanian family, she studied Letters and began her career in theater, notably working with director Antunes Filho as part of the Macunaíma group. Her early stage work took her to various countries in Europe, where she resided for nine years, living in Switzerland, Austria, and Greece. This international experience contributed to her fluency in multiple languages, including English, Greek, and German, in addition to her native Portuguese.

In anime dubbing, Remencius has voiced a variety of characters. Among her notable roles is Vera Rustamova, the commander in the series Deep Insanity: The Lost Child. She also voiced Ren Soma, the mother of Akito Soma, in Fruits Basket the Final. Her other prominent roles include Asamoto in Megalobox 2: Nomad and Mayura de Pavão in Saint Seiya: Saintia Shō.

Her voice work extends across a wide range of other anime series. Her credits include characters such as Chiharu Hozuki in Kono Oto Tomare!: Sounds of Life, Queen Victoria in Moriarty the Patriot, and a Chief Nurse in an episode of Spy×Family. She has also contributed to the Portuguese dubs of Akudama Drive, B: The Beginning, Ranking of Kings, and several installments of the Sword Art Online franchise, among others.

Beyond anime, Remencius has a substantial career as a stage and screen actress in Brazil, with roles in numerous television series and films since the 1980s. Her dubbing work also includes voice roles in other media, such as the live-action series Omerta. A notable aspect of her professional background is her fluency in several languages, which has been a facet of her international career in theater and film.