Cognomen วิริยะกิจเจริญ (วิริยะกิจเจริญ 
) , around the world, is an extremely rare surname. The cognomen วิริยะกิจเจริญ is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| วิริยะกิจเจริญ | Thailand |