Kenjiro Hata (畑 健二郎 Hata Kenjirō, born October 19, 1975 in Fukuoka Prefecture, Japan) is a Japanese manga author. He is notable for the creation of the series Hayate the Combat Butler. He likes to collect anime related items, such as figurines. He was once an assistant of Kōji Kumeta. Vivian Wijaya and Junpei Gotou were once his assistants.
- God's Rocket Punch! (2002)
- Heroes of the Sea Lifesavers (2003)
- Thunder Goddess Sofia (2003)
- Hayate the Combat Butler (2004)
- Lucky Star: Comic à la Carte (2007)
- Sore ga Seiyū! (2011; a dōjin manga with Masumi Asano, released under the circle name Hajimemashite)
- Ad Astra Per Aspera (2015)