Cognomen Erlendsdottir (Erlendsdottir 
) , around the world, is a very rare family name. The family name Erlendsdottir is habitual in Iceland, where it is quite a common surname, Denmark, where it is a very rare surname, and the United States, where it is an extremely rare surname. Much less frequently, Erlendsdottir is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Erlendsdottir | United States, Denmark, Iceland |