Last name Vilhelmsdóttir (Vilhelmsdóttir 
) , around the world, is a very rare cognomen. The surname Vilhelmsdóttir is characteristic of Northern Europe, particularly Iceland, where it is quite a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Vilhelmsdóttir | Iceland |
| unnur fadila vilhelmsdóttir IS (b. 1962) |
|