Cognomen Offerdahl (Offerdahl 
) , across the world, is a rare surname. The cognomen Offerdahl is characteristic of Norway, where it is a rare surname, the United States, and Finland, where it is a very rare surname. Measured by absolute frequency, it is commonest in the United States, Norway, and Australia.
| VARIANT | COUNTRY |
|---|---|
| Offerdahl | Norway, Canada, Finland, United States, Australia |
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helge t. offerdahl Norwegian pharmacist and writer (b. 1855) |
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| olaf offerdahl Norwegian translator (1857-1930), NO (b. 1857) |
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mark offerdahl Australian rugby league footballer, AU (b. 1987) |
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| john offerdahl American football player, US (b. 1964) |
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| danielle k offerdahl researcher |
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