Marco Aurélio Campos is a Brazilian voice actor known for his extensive work in the dubbing of anime series and films for the Brazilian Portuguese market. His career encompasses a wide range of characters, from leading roles to supporting parts in numerous popular titles.

Campos has lent his voice to several prominent anime characters. He is the voice of Lightspeed Flash in the One Punch Man series and portrays Bartolomeo in multiple One Piece films, including One Piece Stampede and One Piece Film Red. In the Tiger & Bunny franchise, he voices the hero Nathan Seymour, also known as Fire Emblem, a role he reprised for Tiger & Bunny 2. His film work includes the role of Handy in Ni no Kuni, Gavin in Air Bound, and Yugi Muto and Yami Yugi in Yu-Gi-Oh! 3D: Bonds Beyond Time. He is also the voice of Karl in Pokémon Zoroark: Master of Illusions, Claire Leonelli in Heat Guy J, and Proprietário in The Super Milk-chan Show.

Beyond these credits, Campos has an extensive filmography that demonstrates his versatility. He has taken on roles in long-running and iconic series such as Kisuke Urahara in Bleach, Takumi Fujiwara in Initial D and Initial D: Second Stage, and Akito Tenkawa in Martian Successor Nadesico. He has also voiced characters in acclaimed shows like Hunter X Hunter, Fullmetal Alchemist: Brotherhood, and Demon Slayer: Kimetsu no Yaiba. His work in the Saint Seiya franchise includes the character Mu de Áries in Saint Seiya: Soul of Gold and Saint Seiya: The Hades Chapter - Inferno, as well as in the video game Saint Seiya: Soldiers' Soul. He has also contributed to newer series, voicing characters in BEASTARS, JoJo's Bizarre Adventure: Stone Ocean, and Bastard!!.

In addition to his acting roles, Campos has also contributed to the dubbing industry as a director. His credits as an ADR director include the feature film Earwig and the Witch and the series Forest of Piano, High-Rise Invasion, and revisions. He also served as a support dubbing director on JoJo's Bizarre Adventure: Stardust Crusaders.