Family name Berta Esther (Berta Esther 
) , all around the world, is an extremely rare cognomen. The cognomen Berta Esther is habitual in Latin America and the Caribbean, particularly Chile, where it is a very rare surname. More frequently, Berta Esther is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Berta Esther | Argentina, Peru, Ecuador, Spain, Chile |