Family name Kelkka (Kelkka 
) , globally, is a rare last name. The family name Kelkka is habitual in Finland, where it is quite a rare surname, Estonia, where it is a rare surname, and Russia, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Kelkka | Estonia, Finland, Russia |
| pertti kelkka Finnish actor (1939-2007), FI (b. 1939) |
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| tiina kelkka researcher |
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| anna loviisa of kelkka |
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