Cognomen Friðjónsdóttir (Friðjónsdóttir 
) , throughout the world, is a very rare family name. The family name Friðjónsdóttir is characteristic of Northern Europe, particularly Iceland, where it is quite a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Friðjónsdóttir | Iceland |
| sigríður j. friðjónsdóttir IS (b. 1961) |
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| kristín mariella friðjónsdóttir IS (b. 1989) |
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