Surname Eihon (Eihon 
) , throughout the world, is a common last name. The cognomen Eihon is habitual in Eastern Asia, particularly Japan, where it is quite a common surname.
Ko, Kiyoshi, Takashi, Hiroshi, Masayuki, Katsuhisa, Daikichi, Tadanori, Keiichi, Toshiaki, Tsuyoshi, Hirokazu, Fuminobu, Yasuhiro, Yoshiaki, Yoichiro, Yoshihiro, Tetsushi, Kenichi, Shigeru, Teruki, Ei, Ho, Koji, Eiko, Yuji, Shoji, Akira, Kenji, Teruo, Hisao, Yasuo, Minoru, Mitsuo, Shigeo, Shunko, Koichi, Tomizo, Yoshikazu, and Tadashishigeru