Last name พันธ์จรูญ (พันธ์จรูญ 
) , in the entire world, is a very rare cognomen. The family name พันธ์จรูญ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Much less frequently, พันธ์จรูญ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| พันธ์จรูญ | Thailand |