Cognomen Kaļva (Kaļva 
) , in the entire world, is a very rare last name. The surname Kaļva is habitual in Northern Europe, particularly Latvia, where it is quite a rare surname.
| jānis kaļva Latgalian ceramicist, LV (b. 1904) |
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valdis kaļva Latvian association football player, LV (b. 1991) |
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