Cognomen Βήτα (Βήτα 
) , throughout the world, is an extremely rare family name. The last name Βήτα is characteristic of Southern Europe, particularly Greece, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Βήτα | Greece |
|
κωνσταντίνος βήτα Greek musician, GR (b. 1961) |
|
Χρήστος, Βασίλης, Κατερίνα, and Κωσταντίνα