Surname Arnfinnsson (Arnfinnsson 
) , worldwide, is a very rare last name. The family name Arnfinnsson is characteristic of Northern Europe, particularly Iceland, where it is quite a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Arnfinnsson | Iceland |
| arnfinnur arnfinnsson (b. 1794) |
|
|
| róbert arnfinnsson Icelandic actor (1923-2013), IS (b. 1923) |
|
|
| róbert arnfinnsson |
|
Jon, Bertel, Heimir, Hróbjartur, and Gudsteinn