Cognomen Yorihiko (Yorihiko 
) , all around the world, is a very rare surname. The surname Yorihiko is habitual in Cambodia, where it is a very rare surname, and China, where it is an extremely rare surname. More frequently, Yorihiko is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Yorihiko | Japan, China, Cambodia, United States, Brazil |