Cognomen Ichiyo (Ichiyo 
) , globally, is a rare surname. The cognomen Ichiyo is habitual in Eastern Asia, particularly Japan, where it is a rare surname. Much more frequently, Ichiyo is the forename as well as the last name.
Ito, Hidaka, Soekawa, Taguchi, Tsuruta, Iwamoto, Yoshida, Moriyama, Murakami, Sugiyama, Tunstall, Naga-Shu, Nakamura, Fujiwara, Ishikawa, Yamamoto, Matsuzaki, Kobayashi, Toyoda, Takahashi, Lanuza, Sasaki, Ono, Mine, Muto, Suga, Chan, Kato, Goto, Noma, Fuwa, Miura, Chiba, Koike, Valas, Ikeda, Iwata, Osaki, Ujiie, Sawada, and Hiroshima