Cognomen เบญจกรณ์ (เบญจกรณ์ 
) , in the entire world, is a very rare last name. The family name เบญจกรณ์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Likewise, เบญจกรณ์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| เบญจกรณ์ | Thailand |