Adna Cruz is a Brazilian actress, dubbing actress, and dubbing director with a career spanning several decades. She began her career as a stage actress in 1974 and transitioned into the field of dubbing in the late 1990s after an invitation from a friend who owned a studio.

Cruz is known for her extensive work voicing characters in various anime series. One of her notable roles is providing the Portuguese voice for Mrs. Higurashi, the mother of Kagome and Sota, in the anime InuYasha and its sequel series Yashahime: Princess Half-Demon. Her other prominent anime voice roles include Rangiku Matsumoto in Bleach, Princess Koto in Naruto, and Ayame Fujieda in Sakura Wars and its OVAs. She also provided the second voice for Delia Ketchum, the mother of Ash Ketchum, in the Pokémon Advance series.

Beyond animation, Cruz's dubbing work extends to live-action films and television series. She has dubbed actresses such as Kathy Bates in a second dubbing of Titanic, Octavia Spencer in Ugly Betty, and Macy Gray in Fuller House. Her work in television series also includes dubbing numerous characters in Spanish-language telenovelas.

In addition to her work as a voice actor, Adna Cruz has also worked as a dubbing director. Her directing credits include the anime series InuYasha at the Parisi Vídeo studio and Wolverine at Dublavídeo.