Cognomen บุญยะธาน (บุญยะธาน 
) , all over the world, is a very rare last name. The family name บุญยะธาน is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Much less frequently, บุญยะธาน is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| บุญยะธาน | Thailand |