Surname Ol'Ha (Ольга 
, Ol'Ha) , across the world, is a common family name. The cognomen Ol'Ha is characteristic of Kyrgyzstan, where it is a common surname, Moldova, and Belarus, where it is quite a common surname (explore the name in all countries). Measured by absolute frequency, it is commonest in Russia, Kyrgyzstan, and Belarus. Much more frequently, Ol'Ha is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ольга | Kazakhstan, Ukraine, Kyrgyzstan, Belarus, Russia |