Fred Mascarenhas is a Brazilian actor, voice actor, and dubbing director, born in Rio de Janeiro on April 26, 1978. He has built a extensive career lending his voice to a wide array of characters in anime, films, and television series.

In the realm of anime, Mascarenhas is widely recognized for his portrayal of the Hero Public Safety Commission's No. 2 Hero, Hawks, in the popular series My Hero Academia. He also voiced the character in the film My Hero Academia THE MOVIE: World Heroes' Mission. His work on the Pokémon franchise includes the role of Blue in Pokémon Generations, Pluto in the same series, and Palmer in Pokémon Evolutions. His other anime credits include Leopold Vermillion in Black Clover, Ryūhō de Dragão in Os Cavaleiros do Zodíaco: Ômega, and roles in Tokyo Revengers and The Fruit of Evolution.

Mascarenhas's voice work extends prominently into Western animation and live-action dubbing. He is the voice of Donatello in the recent films for the Teenage Mutant Ninja Turtles franchise and Ned Leeds in the live-action Spider-Man films starring Tom Holland. His filmography also includes dubbing Thunk in the Os Croods films, Geninho (Gênio) in Os Smurfs and a Vila Perdida, and Tim Goodman in Pokémon: Detetive Pikachu. In animation series, he has voiced characters in programs such as Os Jovens Titãs em Ação!, The Loud House, and Miraculous: As Aventuras de Ladybug.

Mascarenhas has also worked as a dubbing director and has lent his voice to numerous video games, including World of Warcraft, Call of Duty, and Crash Bandicoot 4: It's About Time. In his approach to voice acting, he is known for adapting his performances to capture a character's essence, as he did with Hawks by incorporating humor and colloquialisms to reflect the character's personality.