Cognomen Hammerstad (Hammerstad 
) , worldwide, is a rare last name. The last name Hammerstad is characteristic of Northern Europe, particularly Norway, where it is quite a common surname, Latvia, where it is a rare surname, and Denmark. Not in comparison with a country's population, this name is the most popular in Norway, the United States, and Denmark.
| VARIANT | COUNTRY |
|---|---|
| Hammerstad | Norway, Spain, United States, Denmark, Finland |
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johan christian hammerstad Norwegian painter (1842-1925), NO (b. 1842) |
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| ole larsen hammerstad Norwegian politician (1817-1873), NO (b. 1817) |
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| hans laurits olsen hammerstad Norwegian politician, NO (b. 1840) |
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kathrine hammerstad Journalist from Norway (b. 1982) |
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kim arne hammerstad |
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| oddmund hammerstad Norwegian politician and businessman, NO (b. 1942) |
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elisabeth hammerstad Norwegian handball player, NO (b. 1993) |
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| gøril thomassen hammerstad Professor in Applied Linguistics and Professional Discourse Studies, NO (b. 1965) |
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| bjørn olav hammerstad Norwegian writer (b. 1974) |
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| asmund hammerstad chess player (b. 1976) |
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| gøril thomassen hammerstad researcher (ORCID 0000-0002-5336-9456) |
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| kristian hammerstad Norwegian illustrator (b. 1980) |
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| marta hammerstad researcher |
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| lasse hammerstad Norwegian ice hockey player, NO (b. 1987) |
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