Cognomen Kobyłko (Kobyłko 
) , all over the world, is a very rare last name. The cognomen Kobyłko is characteristic of Eastern Europe, particularly Poland, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Kobyłko | Poland |
| tadeusz kobyłko Polish Righteous Among the Nations, PL (b. 1913) |
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| agnieszka kobyłko researcher |
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