Surname วิริยะสกุลกิจ (วิริยะสกุลกิจ 
) , around the globe, is a very rare cognomen. The family name วิริยะสกุลกิจ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| วิริยะสกุลกิจ | Thailand |