Juliana Vasconcelos Póvoas, known professionally as Jullie, is a Brazilian singer, actress, and voice actor born on April 16, 1988, in Vila Velha, Espírito Santo, Brazil. Her career in entertainment began in childhood, with appearances in television commercials and local festivals, eventually leading to roles in Rede Globo programs such as Xuxa Park and Gente Inocente. She transitioned to acting in the mid-2000s with roles in the film Mais Uma Vez Amor and the telenovela Floribella, before establishing a significant career in dubbing.

In the realm of animation and anime, Jullie is recognized as the Brazilian Portuguese voice for several prominent characters. A key example is her role as Lotte Jansson, the shy and kind-hearted Finnish witch, in the popular anime series Little Witch Academia and its associated projects, including the film Little Witch Academia: The Enchanted Parade. Her voice work in anime and animation also includes Roxy in Winx Club, the opening theme for Pokémon: Black & White: Rival Destinies, and additional characters in series such as Nanaka 6/17.

Beyond anime, Jullie's extensive dubbing career is marked by frequent collaborations with Disney and other major studios, lending her voice to a wide array of characters across film and television. Notable roles include Blair Waldorf in Gossip Girl, Tinker Bell in the Tinker Bell film series, Smurfette in The Smurfs, Princess Poppy in Trolls, and Teddy Duncan in Good Luck Charlie. She has also provided voices for characters in live-action productions such as Harry Potter and the Half-Blood Prince and for various Barbie films.

Concurrent with her voice acting career, Jullie has maintained a successful music career, releasing her debut album Hey! in 2009 and later competing in the second season of The Voice Brasil. Her work as a voice actor is characterized by her ability to portray a diverse range of characters, from the rebellious Vanessa in Phineas and Ferb to the kind-hearted Lotte Jansson in Little Witch Academia.