Family name Koudriavtseva (Кудрявцева 
, Koudriavtseva 
, Кудриавцева ) , in the world, is a common cognomen. The surname Koudriavtseva is characteristic of Russia, where it is quite a common surname, Belarus, and Kazakhstan (explore the name in all countries). Not in comparison with a country's population, this name is the most popular in Russia, Ukraine, and Kazakhstan.
| VARIANT | COUNTRY |
|---|---|
| Кудрявцева | Moldova, Kazakhstan, Belarus, Russia, Ukraine |
| Koudriavtseva | Spain, Greece, Chile, United States, Russia |
| Кудриавцева | Russia |
Коудриавтцева, Коудриавцева, Коудрйавцева, Кудриавтсева, Кудрйавцева, and Кудрявтсева
| tatiana koudriavtseva researcher ORCID ID = 0000-0001-9984-1827 |
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