Surname Kosinka (Kosinka 
) , throughout the world, is a rare family name. The last name Kosinka is habitual in Czechia, where it is quite a rare surname, and Canada, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Kosinka | Czechia, Canada |
| josef kosinka CZ (b. 1908) |
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| jakub kosinka Czech squash player (b. 1988) |
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