Cognomen Bjørndahl (Bjørndahl 
) , in the world, is a very rare family name. The family name Bjørndahl is characteristic of Northern Europe, particularly Norway, where it is a rare surname, and Denmark.
| VARIANT | COUNTRY |
|---|---|
| Bjørndahl | Norway, Denmark |
Bjoerndahl, Bjorndahl, Bjorndal, and Bjørndal
| gjermund orrego bjørndahl Norwegian politician (b. 1980) |
|