Cognomen Cậu Bé (Cậu Bé 
) , in the entire world, is a very rare family name. The cognomen Cậu Bé is characteristic of South-eastern Asia, particularly Vietnam, where it is a very rare surname. Also, Cậu Bé is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Cậu Bé | Vietnam |