Cognomen Kolbjørnsrud (Kolbjørnsrud 
) , all around the world, is an extremely rare last name. The cognomen Kolbjørnsrud is characteristic of Northern Europe, particularly Norway, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Kolbjørnsrud | Norway |
| hellik kolbjørnsrud Norwegian politician (b. 1957) |
|
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| vegard kolbjørnsrud NO (b. 1973) |
|