Surname ヤマモリ (ヤマモリ 
, Yamamori 
) , worldwide, is a rare family name. The last name ヤマモリ is habitual in Isle of Man, where it is quite a rare surname, Japan, where it is a very rare surname, and the United States, where it is an extremely rare surname. Measured by absolute frequency, it is commonest in Japan, the United States, and China. Much more prevalently, ヤマモリ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ヤマモリ | Japan |
| Yamamori | Japan, China, Italy, United States, India |