Last name Flosason (Flosason 
) , in all the world, is a very rare family name. The cognomen Flosason is habitual in Northern Europe, particularly Iceland, where it is quite a common surname, Denmark, where it is a rare surname, and Norway, where it is a very rare surname. Very seldom, Flosason is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Flosason | Denmark, Iceland, Norway, United States |
| kolbeinn flosason (b. 1020) |
|
|
| jakob valgeir flosason |
|