Surname Сінєльникова (Сінєльникова 
) , throughout the world, is an extremely rare cognomen. The cognomen Сінєльникова is habitual in Eastern Europe, particularly Ukraine, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Сінєльникова | Ukraine |
Ніна, Надія, Валентина, and Олександра