Ishii is a Japanese surname. Notable people with the surname include:Ami Ishii, Japanese gravure idol Anna Ishii, Japanese performer, model and actress David Ishii, Japanese-American golfer Hiroshi Ishii, professor at the Massachusetts Institute of Technology Hiroshi Ishii (golfer), Japanese golfer Hisaichi Ishii , Japanese manga artist Hitoshi Ishii, Japanese mathematician Kaisei Ishii , Japanese footballer Kan Ishii, Japanese composer, and the brother of composer Maki Ishii Katsuhito Ishii, Japanese film director Kazuhisa Ishii, Japanese baseball player Kazuyoshi Ishii, Japanese karateka Ken Ishii, Japanese DJ and music producer Kentarō Ishii, Japanese shogi player Kikujiro Ishii (1866–1945), Japanese diplomat who negotiated the Lansing-Ishii Agreement Kikuyo Ishii , Japanese swimmer Koichi Ishii, Japanese video game director Koki Ishii, Japanese footballer Kouji Ishii, Japanese voice actor Kunio Ishii, professional Go player Maki Ishii (1936–2003), Japanese composer, and the brother of composer Kan Ishii Mario Alberto Ishii, Argentine politician Masanori Ishii , Japanese actor, comedian and narrator Satoshi Ishii, Japanese judoka and mixed martial arts fighter Shigemi Ishii, Japanese footballer Shiro Ishii (1892–1959), military physician who created and ran Japan's biological warfare program Shohachi Ishii , Japanese sport wrestler Sogo Ishii, Japanese film director Susumu Ishii (1924–1991), second kaicho (Godfather) of the Inagawa-kai yakuza gang in Japan Takashi Ishii, Japanese film director and screenwriter Takashi Ishii (baseball), Japanese baseball pitcher and coach Takeo Ishii, Japanese yodeler Takuro Ishii, Japanese baseball player Tatsuya Ishii, Japanese singer, songwriter, artist, and industrial designer Teruo Ishii (1924–2005), Japanese film director Tomiko Ishii, Japanese actress Tomohiro Ishii, Japanese professional wrestler Tomoo Ishii , Japanese golfer Tomoya Ishii , Japanese alpine skier Vania Ishii, Japanese-Brazilian judoka Yasushi Ishii, Japanese singer and composer Yoneo Ishii , Japanese historian Yuka Ishii , Japanese writer Yuki Ishii, volleyball player Yutaka Ishii (1920–?), Japanese baseball player