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