Last name Otta (Otta 
, Отто 
, Ото 
) , in the entire world, is quite a common family name. The surname Otta is characteristic of Czechia, where it is quite a rare surname, the Democratic Republic of the Congo, and Botswana. Not in comparison with a country's population, the name is most common in the Democratic Republic of the Congo, Russia, and India. Also, Otta is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Otta | Democratic Republic of the Congo, Poland, Czechia, Nigeria, India |
| Отто | Russia, Estonia, Kazakhstan, Ukraine, Belarus |
| Ото | Bulgaria, Serbia, Kyrgyzstan, Russia, Ukraine |
| Отта | Ukraine, Russia |
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joachim otta Finnish fencing master and gymnastics teacher, FI (b. 1775) |
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františek otta CZ (b. 1848) |
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| otta urbach holocaust victim, b. 1860-09-05, CZ (b. 1860) |
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| otta cantor holocaust victim, b. 1863-10-25, CZ (b. 1863) |
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| otta katz holocaust victim, b. 1864-04-27, CZ (b. 1864) |
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| otta prisker holocaust victim, b. 1870-04-10, CZ (b. 1870) |
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| otta engländer holocaust victim, b. 1871-03-26, CZ (b. 1871) |
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| otta lasch holocaust victim, b. 1871-11-27, CZ (b. 1871) |
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| otta roswit holocaust victim, b. 1872-08-14, CZ (b. 1872) |
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otta bednářová Czech journalist, CZ (b. 1927) |
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| otta rychnovský CZ (b. 1868) |
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| otta löwy holocaust victim, b. 1879-06-13, CZ (b. 1879) |
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| matěj otta (b. 1872) |
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václav otta CZ (b. 1927) |
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| alois otta CZ (b. 1877) |
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