Last name Ihen (Ihen 
) , all around the world, is quite a common surname. The cognomen Ihen is characteristic of Japan, where it is quite a rare surname, and Nigeria, where it is a very rare surname. Very seldom, Ihen is the forename as well as the last name.
Ko, Eimiyuki, Hakima, Ichiro, Shigeru, Akihiro, Kiyoshi, Toshio, Junichi, Hiroshi, Masaharu, Shinichi, Yoshinobu, Yoshinori, Zackariah, Takashi, Aondoaseer, Masami, Issei, Ali, Kin, Iwao, Masao, Salah, Akira, Yukio, Ayman, Keiji, Diane, Jerry, Takao, Teruo, Hideo, Karim, and Katsuyoshi