Family name Chiyuki (Chiyuki 
) , in the world, is a very rare last name. The family name Chiyuki is habitual in Eastern Asia, particularly China, where it is an extremely rare surname. More frequently, Chiyuki is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Chiyuki | Japan, Germany, China, United States, Brazil |