Last name รุ่งโรจน์มงคล (รุ่งโรจน์มงคล, Rungrotmongkol 
) , around the globe, is a very rare surname. The last name รุ่งโรจน์มงคล is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Rungrotmongkol | Thailand |