is a Japanese mathematician working in number theory and arithmetic geometry.

Mochizuki Chiyome, also known as Mochizuki Chiyojo or Mochizuki Chiyo, was a 16th-century Japanese poet and noblewoman.

(Japanese: 望月 慎太郎, Mochizuki Shintarō, born 2 June 2003) a Japanese professional tennis player.

, sometimes incorrectly spelled as Tomomichi Mochizuki, is a Japanese storyboard artist, screenwriter, and director, known for having collaborated with leading animation studios such as Studio Ghibli, Nippon Animation, Pierrot, and Sunrise.