Ana Vieira is a Portuguese voice actress and singer, widely recognized for her extensive work in dubbing anime and animation for the Portuguese market. Born on July 28, 1975, her career began around 1997 when a friend submitted her name for a dubbing casting, leading to her first role in the industry.

Vieira is known for providing the Portuguese voices for a vast array of characters across numerous anime series. She has taken on multiple roles within the same franchise, demonstrating her vocal range. A prominent example is her work in the Pretty Guardian Sailor Moon Crystal series, where she voiced several characters, including Haruka Tenoh / Sailor Uranus, the villain Kaolinite, and members of the Witches 5, such as Tellu and Viluy. She later reprised the role of Sailor Uranus for the Pretty Guardian Sailor Moon Eternal film. Her involvement in the Sailor Moon franchise also extends to the Glitter Force adaptations, where she voiced Vara in Glitter Force and Kippie in Glitter Force Doki Doki.

In the 2018 remake of the anime Captain Tsubasa, Vieira was a key member of the Portuguese voice cast. She voiced the characters Taro Misaki and Sanae Nakazawa, among others, for the first 37 episodes of the series. Her other notable anime voice roles include Lucia Nanami in Mermaid Melody: Pichi Pichi Pitch, Sofia in Mo~tto! Ojamajo Doremi, Ino in Naruto, and Amelia in The Slayers Next. She has also provided voices for characters in major franchises such as Sonic X, Tokyo Mew Mew, and Yu-Gi-Oh!.

Beyond anime, Vieira's voice work is prominent in a wide variety of animated productions and films. She is the Portuguese voice of Princess Tiana in The Princess and the Frog, Pinkie Pie and Princess Luna in My Little Pony: Friendship is Magic, and Sgt. Calhoun in Wreck-It Ralph. Her portfolio also includes roles in video games, such as Carmelita Montoya Fox in the Sly Cooper series and Silver Sable in Marvel's Spider-Man (2018).

In addition to voice acting, Ana Vieira is an accomplished singer. She has performed theme songs for numerous anime series broadcast in Portugal, including Digimon Frontier, Digimon Tamers, Ojamajo Doremi, and Shaman King. Her musical talents extend beyond animation; she was a member of composer Rodrigo Leão's band from 2004 to 2010 and has continued to collaborate with him. In 2018, she formed her own band, Neon Soho (originally named S.O.H.O.), with Ricardo Cruz and Vera Condeço, releasing an EP and an album.