Cognomen Øssursson (Øssursson 
) , in the world, is an extremely rare surname. The cognomen Øssursson is characteristic of Northern Europe, particularly Denmark, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Øssursson | Denmark |
| leivur øssursson Faroese lord, FO (b. 980) |
|