Cognomen Kuljus (Kuljus 
) , all over the world, is a rare family name. The family name Kuljus is characteristic of Estonia, where it is quite a rare surname, Finland, where it is a rare surname, and Germany, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Kuljus | Estonia, Finland, United States, Germany |
| kalev kuljus Estonian oboist, EE (b. 1975) |
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| kristi kuljus Ph.D. Uppsala Universitet 2008 |
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