Will Arruda is a voice actor known for his work in the Brazilian Portuguese dubbing of anime series. His career is primarily documented through his roles in several prominent anime titles, where he provides voices for characters in localized versions of the shows.

A significant role in his career is providing the Portuguese voice for Shinya Yukimura in the anime Science Fell in Love, So I Tried to Prove It. He voices the character across the series, including in the second season subtitled r=1-sinθ. This role is noted as his first leading part in an anime production.

In addition to this lead role, Arruda has contributed voices to a range of other anime. He is the voice of the character Gido in both The Slime Diaries and the main That Time I Got Reincarnated as a Slime series. He also voices Wei Pang in Forest of Piano and its second season. His other anime credits include playing Gawain in Fate/Extra Last Encore: Illustrias Tendōsetsu and roles in Solo Leveling, Baki, and the Beyblade Burst series.