Marcelo Sandryni is a Brazilian voice actor, director, and choreographer, born in Rio de Janeiro on August 6, 1968. He has built a extensive career in dubbing, lending his voice to numerous characters in animation, anime, and live-action series and films for the Brazilian Portuguese market.

Sandryni's work in anime includes a variety of prominent roles. He voiced Hawkmon in Digimon Adventure 02 and Kenta Kitagawa in Digimon Tamers. In the series Death Note, he provided the voice for Masahiko Kida, the assistant director and stalker of Misa Amane. His voice can also be heard as Etemon in the original Digimon Adventure.

Beyond anime, his voice is featured in a wide array of animated productions. He is the voice of DJ in the Total Drama franchise and Rico in the Madagascar films. For the Ben 10 series, he voiced characters such as Simian in Ben 10: Alien Force and Ben 10: Ultimate Alien, and later took on roles like Glutão and Atômico in Ben 10: Omniverse. He is also the voice of Wayzz in Miracul: As Aventuras de Ladybug and has been one of the Portuguese voices for Apu in Os Simpsons. Other animation credits include roles in As Meninas Super-Poderosas, Pucca, and Carros.

In addition to animation, Sandryni has dubbed characters in live-action productions. He voiced a character in the series Mano a Mano and appeared in the dubbing cast of films such as The Usual Suspects and Police Story. He was also part of the Brazilian dubbing team for the adult animated series Brickleberry, voicing the character Connie Cunaman. Sandryni is also known for his work as a dubbing director.

Outside of voice acting, Sandryni has notable achievements as a choreographer. He was responsible for the choreography of the iconic "Carro do DNA" (DNA Float) for the Unidos da Tijuca samba school in the 2004 Rio Carnival, a work that is credited with introducing a new concept of living allegories to the parade.