Cognomen ササモト (ササモト 
, Sasamoto 
) , in the world, is a rare last name. The cognomen ササモト is habitual in Bolivia, where it is a rare surname, Japan, and Belgium, where it is a very rare surname. Not in comparison with a country's population, it is the most numerous in Japan, the United States, and Brazil. More prevalently, ササモト is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ササモト | Japan |
| Sasamoto | China, Japan, Bolivia, Brazil, United States |