Cognomen Opseth (Opseth 
) , across the world, is a rare surname. The family name Opseth is characteristic of Norway, where it is quite a rare surname, Estonia, where it is a rare surname, and Poland. In absolute terms, it is the most numerous in Norway, the United States, and Poland.
| VARIANT | COUNTRY |
|---|---|
| Opseth | Norway, Estonia, United States, Poland, Canada |
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kjell opseth Norwegian politician, NO (b. 1936) |
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kristian fardal opseth footballer, NO (b. 1990) |
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silje opseth Norwegian ski jumper, NO (b. 1999) |
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| lasse opseth Norwegian association football player, NO (b. 1956) |
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| tone irene opseth Norwegian association football player, NO (b. 1959) |
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| gro opseth researcher |
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