Family name サンサン (Sansan 
, サンサン ) , throughout the world, is quite a common cognomen. The surname サンサン is characteristic of Papua New Guinea, where it is quite a rare surname, Myanmar, and Ivory Coast. Not in comparison with a country's population, this name is the most popular in South-eastern Asia, particularly Indonesia, Myanmar, and Philippines. More frequently, サンサン is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sansan | Indonesia, Myanmar, Japan, Burkina Faso, Ivory Coast |
| サンサン | Japan |