Kabayama Aisuke (樺山 愛輔, June 3, 1865 – October 21, 1953) was a Japanese businessman and privy counselor. Kabayama was the son of Yosaburo Hashiguchi, a samurai of the Kagoshima clan. He was adopted by Sukenori Kabayama, a navy admiral. After learning at Dōjinsha and Kanda Kyoritsu Gakko, he travelled to the U.S. in 1880. After graduating from Amherst College in 1889, he went to Germany and enrolled at Bonn University. He returned to Japan in 1891.