Surname Gudmundarson (Gudmundarson 
) , in all the world, is a very rare last name. The last name Gudmundarson is habitual in Iceland, where it is quite a common surname, and France, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Gudmundarson | Iceland, France |
| trúgvi gudmundarson |
|