Family name รอล์ฟ (Ro 
, รอล์ฟ 
) , worldwide, is a widespread cognomen. The cognomen รอล์ฟ is habitual in Myanmar, where it is quite a common surname, Romania, and Grenada (explore the name in all countries). Not in comparison with a country's population, it most frequently occurs in Myanmar, India, and Egypt. Also, รอล์ฟ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ro | Romania, Egypt, Malaysia, India, Myanmar |
| รอล์ฟ | Thailand |