Family name אלר (Eller 
, אלר 
) , around the world, is a common cognomen. The surname אלר is characteristic of Estonia, where it is quite a common surname, Austria, and Germany, where it is quite a rare surname. In absolute terms, it most frequently occurs in the United States, Germany, and Brazil. Much less frequently, אלר is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Eller | Germany, Austria, Philippines, United States, Brazil |
| אלר | Israel |