Hiroshi Kikuchi (菊池 寛 Kikuchi Hiroshi?, December 26, 1888 – March 6, 1948), known by his pen name Kan Kikuchi (which uses the same kanji as his real name), was a Japanese author born in Takamatsu, Kagawa Prefecture, Japan. He established the publishing company Bungeishunjū, the monthly magazine of the same name, the Japan Writer's Association and both the Akutagawa and Naoki Prize for popular literature. He was also the head of Daiei Motion Picture Company (currently Kadokawa Pictures). He is known to have been an avid player of Mahjong.
Kan Kikuchi's published writings encompass 512 works in 683 publications in 7 languages and 2,341 library holdings.
- Okujō no Kyōjin (屋上の狂人?) or Madman On The Roof
- Chichi Kaeru (父帰る?)
- Mumei Sakka no Nikki (無名作家の日記?)
- Onshū no Kanata ni (恩讐の彼方に?)
- Tadanaokyō Gyōjōki (忠直卿行状記?)
- Rangaku Kotohajime (蘭学事始?) 
- Tōjūrō no Koi (藤十郎の恋?)
- film adaptations: Tōjūrō no Koi (1938 film) and Tōjūrō no Koi (1955 film)
- Shinju Fujin (真珠夫人?)
- Asai Kiyoshi. (1994). Kikuchi Kan (菊池寬?) Tokyo: Shinchōsha. 10-ISBN 4106206439/13-ISBN 9784106206436; OCLC 31486196