Arthur Miazato is a Brazilian voice actor known for his work in anime, animation, and film dubbing. He began his career as a child actor and voice actor in São Paulo, where he was born on October 28, 2013. He is the son of voice actor Glauco Marques.

One of Miazato's notable anime roles is Shota Kise in the film Okko's Inn, also known as Okko and the Spirits, which was released in 2018. In this film, he voiced the character opposite the original Japanese performance by Makoto Tanaka. His additional voice work in anime includes providing voices for the long-running series One Piece, where he has portrayed a young version of Monkey D. Luffy and the character Yūya. He also voiced a young Rei Furuya in Detective Conan: Zero's Tea Time and a young Tomona in the film Inu-Oh.

Beyond anime, Miazato has contributed to various Western animation projects and live-action dubs. His film roles include voicing the character Makoto Satake in the Japanese film My Name Is Chihiro and the character Turrão in the Disney-Pixar animated feature Elemental. He has also performed additional voices for the animated series Arcane and the Netflix film War 2. His work in the Brazilian dubbing industry frequently involves roles listed under additional voices, including for the animated film The Legendary Warrior Dog.