Cognomen Kaldun (Kaldun 
, Халдун 
, Хальдун 
) , in the entire world, is a rare surname. The last name Kaldun is characteristic of Belarus, where it is a rare surname, Poland, and Germany. Also, Kaldun is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kaldun | Germany, Indonesia, Malaysia, United States, Poland |
| Халдун | Kazakhstan, Russia, Ukraine |
| Хальдун | Poland, Russia, Ukraine, Belarus |
| Калдун | Russia, Ukraine |
| andreas kaldun researcher |
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