Family name Borisovskaia (Борисовская 
, Borisovskaia 
) , globally, is quite a rare cognomen. The last name Borisovskaia is habitual in Russia, where it is quite a rare surname, Kazakhstan, and Kyrgyzstan, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Борисовская | Kazakhstan, Russia, Kyrgyzstan, Belarus, Ukraine |
| Borisovskaia | Georgia |