Surname Teren (Teren 
, Terrain 
, Терен 
) , in the world, is quite a rare last name. The cognomen Teren is habitual in Eastern Europe, particularly Slovakia, where it is quite a rare surname, Hungary, where it is a rare surname, and Ukraine. Measured by absolute frequency, it most frequently occurs in Ukraine, Ethiopia, and France. Also, Teren is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Teren | Slovakia, India, United States, France, Ethiopia |
| Terrain | India, United Kingdom, United States, France, South Africa |
| Терен | Ukraine, Russia, Belarus, Kazakhstan |
| Терень | Ukraine, Belarus |
| štefan teren Slovakian writer, literary translator (1912-2003), SK (b. 1912) |
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| ivan teren SK (b. 1921) |
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| gabriella teren researcher |
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| fred teren Ph.D. Stanford University 1978 |
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| andrej teren researcher |
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| teren sevea (b. 1979) |
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