Katie Gillette is an American actress and voice actress known for her work in English-language dubs of anime series and films. Born on May 25, 1975, in Manassas, Virginia, she began her voice acting career in the mid-1990s. One of her earliest roles was in the English adaptation of the Wedding Peach series in 1995.

Gillette's career is closely associated with ADV Films, a former production company responsible for many English dubs of anime during the late 1990s and 2000s. She frequently worked under the direction of voice actor and ADR director Charles Campbell. Two of her most recognized roles are from this era. She voiced the character Sara in the three-episode OVA series New Fist of the North Star, which was released on DVD by ADV Films in 2004. She also provided the voice for Noel Links, a central character in the 2001 anime television series Zone of the Enders: Dolores, I, an adaptation of the popular video game. Her other notable voice credit from this period includes a role in the series Final Fantasy: Unlimited (2001).