Cognomen Robertsdottir (Robertsdottir 
) , in the world, is a rare last name. The surname Robertsdottir is characteristic of Iceland, where it is quite a common surname, Norway, where it is a very rare surname, and Spain.
| VARIANT | COUNTRY |
|---|---|
| Robertsdottir | Iceland, Norway, Spain, United States |
| norma robertsdottir (b. 1996) |
|
Ms, Asta, Maria, Ragna, Helga, Regina, Gudrun, Vilborg, Gunnhildur, and Ragnhildur