Family name Koldewijn (Koldewijn 
) , in all the world, is a rare surname. The surname Koldewijn is habitual in Netherlands, where it is quite a rare surname, Canada, where it is a very rare surname, and Germany, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Koldewijn | United States, Spain, Netherlands, Germany, Canada |
| edward koldewijn Dutch actor, NL (b. 1964) |
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| karen koldewijn researcher |
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