Cognomen Rosybeth (Rosybeth 
) , globally, is an extremely rare family name. The surname Rosybeth is habitual in Latin America and the Caribbean, particularly Venezuela, where it is a very rare surname, and Mexico, where it is an extremely rare surname. More frequently, Rosybeth is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Rosybeth | Philippines, Mexico, Colombia, United States, Venezuela |