Family name Ольшаникова (Ольшаникова 
) , in all the world, is a very rare cognomen. The last name Ольшаникова is characteristic of Belarus, where it is a rare surname, Kyrgyzstan, where it is a very rare surname, and Kazakhstan. Measured by absolute frequency, it is the most numerous in Belarus, Russia, and Kazakhstan.
| VARIANT | COUNTRY |
|---|---|
| Ольшаникова | Kyrgyzstan, Kazakhstan, Russia, Belarus |