Throughout the world, Friðjónsdóttir (Friðjónsdóttir 
) is an extremely rare unknown gender given name. Much more frequently, Friðjónsdóttir is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Friðjónsdóttir | Iceland |
| vilborg friðjónsdóttir IS (b. 1925) |
|