Surname Danilkina (Данилкина 
, Danilkina 
) , in the world, is quite a rare cognomen. The cognomen Danilkina is habitual in Russia, where it is quite a rare surname, Belarus, and Latvia. Measured by absolute frequency, it is commonest in Russia, Kazakhstan, and Belarus.
| VARIANT | COUNTRY |
|---|---|
| Данилкина | Kazakhstan, Belarus, Kyrgyzstan, Russia, Ukraine |
| Danilkina | Georgia, Russia, United States, Latvia |
Данилкіна, Данилькина, Данілкина, and Данілкіна
| olga yurievna danilkina Ph.D. Kazan State University 2007 |
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| natalia a danilkina researcher |
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