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