Sayori Ishizuka is a Japanese voice actress born on August 30, 1977, in Shizuoka Prefecture. She is affiliated with the talent agency ARTSVISION. A graduate of the Japan Narration Acting Institute, she began her professional career in 2003.

Ishizuka has built a diverse portfolio across anime, video games, and OVAs. She is particularly recognized for her roles in long-running game and anime franchises. She voices Sango Himeyuri in the ToHeart2 series, a role she has reprised across multiple adaptations including the television anime, OVAs such as ToHeart2ad and ToHeart2 adnext, and the video game ToHeart2 Dungeon Travelers. Another signature role is Miranda in the Quiz Magic Academy game series, which she has also played in its animated adaptations like Quiz Magic Academy - The Original Animation 2. In the anime series Danbōru Senki Wars, she provides the voice for the character Hikaru Hoshihara.

Beyond these recurring roles, her career includes notable performances in major anime productions. She has voiced multiple characters in the long-running series Bleach, including Franceska Mila Rose and Lisa Yadomaru, the latter of which she took over as the second voice actor. Her other prominent anime credits include Izul in Mermaid Melody: Pichi Pichi Pitch, Shiina and Chiho in Sekirei, and Yukio Snowbaru in Asura Cryin'.

A notable achievement outside of voice acting is her musical pursuit. In 2007, Ishizuka formed the band Cri☆siS with fellow voice actresses Noriko Shitaya, Miki Tsuchiya, and Megumi Kojima, in which she serves as the drummer.