Cognomen Hreidarsson (Hreidarsson 
) , across the world, is a very rare last name. The last name Hreidarsson is characteristic of Northern Europe, particularly Iceland, where it is quite a common surname, Norway, where it is a very rare surname, and the United Kingdom, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Hreidarsson | Brazil, Iceland, United Kingdom, Norway |
| astradur b hreidarsson researcher |
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| stefan hreidarsson researcher |
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