Cognomen Undén (Undén 
) , around the globe, is a rare last name. The last name Undén is habitual in Northern Europe, particularly Sweden, where it is quite a rare surname, and Denmark, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Undén | Sweden, Denmark |
| gustaf undén (b. 1778) |
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viktor undén Swedish pharmacist, SE (b. 1844) |
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johan alfred undén SE (b. 1852) |
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östen undén Swedish professor, politician and cabinet minister (1886-1974), SE (b. 1886) |
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| torsten undén (b. 1877) |
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| håkan undén SE (b. 1919) |
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| pernille undén Swedish military personnel, SE (b. 1970) |
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| anna-lena undén |
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