Cognomen Špak (Špak 
) , throughout the world, is a rare last name. The cognomen Špak is characteristic of Eastern Europe, particularly Czechia, where it is a rare surname, and Slovakia.
| josef špak Czechoslovak Czechoslovak hussites bishop, priest of Czechoslovak hussites, Czechoslovak hussites patriarch and priest, CZ (b. 1929) |
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| miroslav špak Czech motorcycle racer, CZ (b. 1934) |
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| josef špak Czechoslovak biologist, CZ (b. 1958) |
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| alojz špak Slovak soccer player (b. 1964) |
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| petr špak association football player (b. 1972) |
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