Family name Heigen (Heigen 
) , all around the world, is a widespread cognomen. The last name Heigen is habitual in Eastern Asia, particularly Japan, where it is quite a common surname.
Ko, Jika, Taku, Toru, Eiko, Eiji, Eiyu, Isao, Ikuo, Ikko, Ichi, Ippu, Waku, Yuzo, Yuji, Masao, Masuo, Morio, Misao, Mikio, Sadao, Shiro, Gaku, Shubi, Kuri, Kozo, Ri, To, Ei, Ho, Yo, Yu, Man, Sho, Aki, Ken, Kun, Kin, Kyu, Kyo, Ryo, Iwa, Shin, Asao, Akio, Aiko, Koki, Koji, and Shuji