Cognomen Kałwa (Kałwa 
) , all over the world, is a rare last name. The cognomen Kałwa is habitual in Eastern Europe, particularly Poland, where it is a rare surname.
| piotr kałwa PL (b. 1893) |
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| marian kałwa PL (b. 1929) |
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| dobrochna kałwa Polish historian (b. 1969) |
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| michał kałwa Polish sportsperson and alpine skier, PL (b. 1978) |
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