Surname เจริญพจน์วจนะ (เจริญพจน์วจนะ 
) , in the world, is a very rare last name. The cognomen เจริญพจน์วจนะ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| เจริญพจน์วจนะ | Thailand |