Surname Kuprijanov (Куприянов 
, Kuprijanov 
, Куприйанов ) , all over the world, is a common last name. The last name Kuprijanov is characteristic of Russia, where it is quite a common surname, Belarus, where it is quite a rare surname, and Estonia. Measured by absolute frequency, it is the most numerous in Russia, Belarus, and Kazakhstan.
| VARIANT | COUNTRY |
|---|---|
| Куприянов | Kyrgyzstan, Russia, Belarus, Kazakhstan, Ukraine |
| Kuprijanov | Czechia, Germany, Estonia, Russia, Belarus |
| Куприйанов | Russia |
Kouprianov, Kuprijanow, and Купріянов
| ivan kuprijanov researcher |
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| ilija kuprijanov chess player (b. 1981) |
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| alexey v. kuprijanov |
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| anatoly kuprijanov chess player (b. 1995) |
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