Family name Grønhaug (Grønhaug 
) , globally, is a very rare surname. The surname Grønhaug is characteristic of Northern Europe, particularly Norway, where it is a rare surname, and Denmark.
| VARIANT | COUNTRY |
|---|---|
| Grønhaug | Norway, Denmark |
| kjell grønhaug Norwegian organizational theorist (b. 1935) |
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| reidar grønhaug Norwegian anthropologist (b. 1938) |
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| marit grønhaug Norwegian actor (b. 1941) |
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| gudmund grønhaug researcher (ORCID 0000-0003-1111-4145) |
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| tom erik grønhaug researcher |
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