Cognomen Humpal (Humpal 
) , across the world, is a rare family name. The surname Humpal is characteristic of Czechia, where it is a rare surname, the United States, and Kenya.
| VARIANT | COUNTRY |
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| Humpal | Canada, Czechia, United States, Kenya, Germany |
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josefa humpalová-zemanová Czech-American journalist, writer and activist of woman movement (1870-1906), CZ (b. 1870) |
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| rose marie humpal translator, US (b. 1876) |
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| frank r. humpal US (b. 1895) |
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| jaroslav humpal Czechoslovak canoeist (b. 1916) |
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| pépi humpal Czech soccer player and soccer coach (1918-1984), CZ (b. 1918) |
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| mike humpal American football player, US (b. 1985) |
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