Ibuka Kajinosuke (井深 梶之助, July 4, 1854 – June 24, 1940^[1]) was a Japanese samurai of the late Edo period, who became a Christian during the Meiji period. He was born in Aizu, and fought in the Boshin War. In his adult life, he also became an ordained minister, and was an educator.

• (in Japanese) "Ibuka Kajinosuke" in Aizu jinbutsuden (29 Feb. 2008)
• Hoshi, Ryōichi (2006). Onnatachi no Aizusensō. Tokyo: Shin Jinbutsu Ōraisha.