Mariana Pozatto is a Brazilian voice actress, dubbing director, and actress known for her extensive work in anime, television series, and animation. Born in 1992 in Mineiros do Tietê, she is a graduate in Performing Arts from the Universidade Estadual de Campinas (Unicamp). She entered the dubbing industry in 2013 through the studio Mr. Dub, now known as Dubbing Company, and has since built a prolific career with a versatile range of roles. Her work spans not only performance but also direction and teaching in the field of dubbing.

Pozatto has voiced a significant number of characters in anime, becoming a familiar voice to Brazilian fans of the genre. Some of her most notable anime roles include Tooru Mutsuki in Tokyo Ghoul:re, Myulan in That Time I Got Reincarnated as a Slime and its spin-off Slime Diaries, and Chiaki Ogaki in the third season of Laid-Back Camp. She also brought to life characters such as Louis de Sade in The Case Study of Vanitas, Black Lilith in Combatants Will Be Dispatched!, and Ren Sin in Back Arrow. Other credits include Sophie Armessen in Forest of Piano, Sawa Sugimoto in Kageki Shoujo!!, Isaki Kudō in Kono Oto Tomare!: Sounds of Life, Seki in Keep Your Hands Off Eizouken!, and Columbia in Azur Lane. Her portrayal of Cleo in the Saint Seiya anime is another significant credit in her filmography.

Beyond anime, Pozatto's voice is widely recognized in Western animation. She is the Brazilian Portuguese voice of Summer Smith in the hit series Rick & Morty and voices Trophy Fantasy in the animated series Teenage Euthanasia. Her work also extends to the Transformers franchise, where she voiced Nova Storm in the Cyberverse cartoon.

Her talent is also prominently featured in live-action dubbing for television series and films. She is the voice of Midge Maisel in The Marvelous Mrs. Maisel and has dubbed characters in series such as La Casa de Papel (as Alison Parker), The Bold Type, and GLOW. In film, her credits include the Spanish movie The Warning and the popular teen films The Kissing Booth and its sequel. Her work on the Turkish drama Força de Mulher, where she dubs the protagonist Bahar, brought her significant recognition with a wider audience, demonstrating her ability to convey deep emotion and character strength.

Throughout her career, Pozatto has shown recurring collaborations with specific dubbing studios and fellow professionals. Much of her work, including roles in Laid-Back Camp and That Time I Got Reincarnated as a Slime, has been done at Atma Entretenimento. She has also frequently worked with voice actress Raquel Elaine; notably, they played mother and daughter in Teenage Euthanasia, a reversal of their roles as daughter and mother in Rick & Morty. Her contributions to the industry include directing dubs, such as her work on projects for streaming platforms, and teaching the craft of dubbing to new professionals.