Surname Ráb (Ráb 
) , in the entire world, is a rare family name. The cognomen Ráb is characteristic of Czechia, where it is a rare surname, Hungary, where it is a very rare surname, and Egypt.
| VARIANT | COUNTRY |
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| Ráb | Hungary, Egypt, Czechia |
| václav ráb Czech poet (1804-1838), CZ (b. 1804) |
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| václav ráb CZ (b. 1877) |
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| josef ráb (b. 1884) |
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| jaromír ráb CZ (b. 1921) |
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| václav ráb CZ (b. 1922) |
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| miloš ráb CZ (b. 1928) |
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| josef ráb Czech economist and politician, minister of commerce and tourism, CZ (b. 1948) |
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| petr ráb Czech geneticist and ichthyologist, CZ (b. 1951) |
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