Hannah Buttel is a Brazilian actress, voice actress, and dubbing director, recognized for her extensive work in anime localization. Based in Rio de Janeiro, she has lent her voice to a wide array of characters across numerous popular series, becoming a prominent figure in the Brazilian dubbing industry.

Buttel's career encompasses a significant number of leading and supporting roles in anime. She is known for voicing strong-willed protagonists, such as Vladilena Milizé in the war drama 86 and the spacefaring adventurer Rebecca Bluegarden in Edens Zero. Her repertoire also includes characters like the energetic vampire Hikari Takanashi in Interviews with Monster Girls and the kitsune beastman Nazuna Hiwatashi in BNA: Brand New Animal. In the fantasy series Radiant, she voiced the character Hameline, and in the Kakegurui sequel, she took on the role of Erimi Mushibame. Her work extends to popular franchises as well, including Macy Baljure in Burn The Witch, Leah Kazuno in the Love Live! Sunshine!! film, and a character sharing her first name, Hannah, in the Little Witch Academia series and films. She has also been part of long-running series like Pokémon, providing voices for Mallow in Sun & Moon and Lulu in Pokémon Journeys.

Beyond anime, Buttel's voice work covers a broad spectrum of animated and live-action projects. She has dubbed characters such as Batgirl in DC Super Hero Girls, Courtney in Total DramaRama, and Stacy in Phineas and Ferb. Her live-action dubbing credits include roles in popular series like Sex Education, as Tanya, and Glee, as Kitty Wilde.

In addition to her performance work, Hannah Buttel has established herself as a dubbing director. In this capacity, she has led the Brazilian Portuguese dubbing teams for several notable anime and series. Her directing credits include the critically acclaimed series Komi Can't Communicate, the Netflix original drama The Crown, and The Handmaid's Tale. She also served as the dubbing director for the Kakegurui spin-off, Kakegurui Twin.