Júnior Nanetti is a Brazilian voice actor known for his extensive work in dubbing anime and animated series for Portuguese-language audiences. He has been active in the voice acting industry since the early 2000s, contributing to the localization of numerous popular shows in Brazil.

His major voice roles include Wapol in the One Piece franchise, notably in the special One Piece: Episode of Chopper - The Miracle Winter Cherry Blossom. He is also widely recognized for voicing Might Guy in Naruto and Naruto Shippuden, as well as Mr. Satan in Dragon Ball Z, Dragon Ball Kai, and Dragon Ball Super. In addition, he has lent his voice to characters in other anime such as Bleach, Fairy Tail, and Inuyasha.

Throughout his career, Júnior Nanetti has collaborated with various dubbing studios in Brazil, working alongside other voice actors and directors to adapt anime for local audiences. His performances have been integral to the Brazilian versions of these long-running series, which have cultivated dedicated fan bases in the country.