Jayna Mitchell is an English-language voice actress known for her work in the anime industry, particularly during the mid-2000s. Her career background includes a foundation in performing arts that began in her youth. She has been acting since middle school and at the age of 14 joined a local performing arts company where she spent approximately seven years developing her skills in dance, singing, and live stage performance.

Mitchell is best recognized for her roles in several anime series produced by the studio Sunrise. She provided the voice for Aoi Senou in the 2004 series My-HiME, a role that involved recurring appearances throughout the series' run. In addition to playing Aoi Senou, she also voiced an incidental female soldier in a later episode of the show. She reprised the character of Aoi Senoh in the related series My-Otome and its original video animation sequel, My-Otome Zwei. These characters are often noted for their loyalty and devotion as part of the supporting cast within their respective stories.

Another significant role in her filmography is Isla in the 2005 anime series Tide-Line Blue. The English dub for this series featured Mitchell as the voice of Isla, a teenage character with gray hair and blue eyes. Her work on Tide-Line Blue placed her alongside other English voice actors such as Andrew Jenkins and Cole Howard.

Throughout her voice acting career, Mitchell collaborated with a recurring group of actors and directors based in the Calgary area, which was a hub for English anime dubbing in the 2000s. She frequently worked with actors such as Katie Rowan, Cole Howard, Graham Ko, and Leda Davies across multiple productions including My-HiME, My-Otome, and Tide-Line Blue. Her notable achievements include being a part of the English casts for two entries in the popular and critically discussed Mai franchise. She also appeared as a guest at the Anime Ohio convention in Sharonville in 2024.