Cognomen Eythorsdottir (Eythorsdottir 
) , globally, is a very rare family name. The family name Eythorsdottir is characteristic of Iceland, where it is quite a common surname, Norway, where it is a very rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Eythorsdottir | Norway, United States, Iceland |
| disa eythorsdottir Icelandic American bridge player, US (b. 1965) |
|