Surname Ямазаки (Yamazaki 
, Iamazaki , Ямазаки 
) , in the entire world, is quite a common family name. The surname Ямазаки is habitual in Hong Kong, where it is quite a rare surname, Singapore, and Japan. In absolute terms, it most frequently occurs in Japan, Brazil, and the United States. Much less frequently, Ямазаки is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Yamazaki | China, Brazil, Indonesia, United States, Japan |
| Iamazaki, Jamazaki | Brazil |
| Ямазаки | Russia |