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Cognomen Thorbjornsson (Thorbjornsson
) , around the globe, is a rare last name. The surname Thorbjornsson is characteristic of Northern Europe, particularly Iceland, where it is quite a common surname, Denmark, where it is a very rare surname, and Norway. In absolute terms, it is the most numerous in Iceland, the United States, and Denmark.
| VARIANT | COUNTRY |
|---|---|
| Thorbjornsson | Canada, Iceland, United States, United Kingdom, Denmark |