Last name Gran-Johnsen (Gran-Johnsen 
) , around the world, is an extremely rare surname. The last name Gran-Johnsen is characteristic of Northern Europe, particularly Norway, where it is a rare surname. Much less frequently, Gran-Johnsen is the forename as well as the last name. Parts of the name also exists independently as a last name Gran, and a last name Johnsen.
| VARIANT | COUNTRY |
|---|---|
| Gran-Johnsen | Norway |