Surname Rögnvaldsdóttir (Rögnvaldsdóttir 
) , all around the world, is a very rare family name. The cognomen Rögnvaldsdóttir is habitual in Northern Europe, particularly Iceland, where it is quite a common surname.
| VARIANT | COUNTRY |
|---|---|
| Rögnvaldsdóttir | Iceland |
| ragnheiður rögnvaldsdóttir IS (b. 1886) |
|
|
| gunnfríður rögnvaldsdóttir IS (b. 1895) |
|
|
| anna th. rögnvaldsdóttir |
|