Cognomen Utkilen (Utkilen 
) , globally, is a rare last name. The last name Utkilen is habitual in Northern Europe, particularly Norway, where it is quite a rare surname, and the United Kingdom, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Utkilen | Norway, United Kingdom |
| sigrid utkilen Norwegian politician (b. 1916) |
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| jan utkilen (b. 1946) |
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| hans christian utkilen researcher |
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| joern utkilen |
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