Surname Gylfadottir (Gylfadottir 
) , across the world, is a rare family name. The last name Gylfadottir is habitual in 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 |
|---|---|
| Gylfadottir | Norway, Iceland, United States |
| sandra sif gylfadottir researcher |
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| nina gylfadottir Icelandic association football player, IS (b. 1997) |
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