Sui Ishida (Japanese: 石田 スイ, Hepburn: Ishida Sui, born December 28, 1986) is a Japanese manga artist. He is popularly known for his dark fantasy manga series Tokyo Ghoul and Choujin X.

Sui Ishida is best known for his dark fantasy series Tokyo Ghoul, a story about a young man named Ken Kaneki who gets transformed into a ghoul after encountering one. The series then ran from 2011 to 2014 in Shueisha's Weekly Young Jump magazine, and was later adapted into a light novel and anime series in 2014.^[2][3] The manga was also translated into English where it topped The New York Times Best Seller list in 2015.^[4] A prequel titled Tokyo Ghoul [Jack] was briefly serialized digitally on Jump Live in 2013. In 2014, he began a sequel titled Tokyo Ghoul:re. In 2017, a live-action adaptation of Tokyo Ghoul was released theatrically in Japan.^[5] In March 2018, an anime adaptation for Tokyo Ghoul:re began to air with a second season released in October 2018.^[6]

In 2016, Ishida created a 69-page storyboard of a manga chapter based on Yoshihiro Togashi's Hunter × Hunter series. Depicting the past of the character Hisoka, the storyboard was released digitally via Shonen Jump+ on June 2, 2016.^[7]

On May 10, 2021, Ishida started the manga series Choujin X on Shueisha's Tonari no Young Jump website.^[8]