Surname Kustareva (Kustareva 
, Кустарева 
) , around the globe, is quite a rare cognomen. The cognomen Kustareva is characteristic of Russia, where it is quite a rare surname, Belarus, where it is a rare surname, and Kyrgyzstan, where it is a very rare surname. In absolute terms, this name is the most popular in Russia, Belarus, and Kazakhstan.
| VARIANT | COUNTRY |
|---|---|
| Kustareva | Russia |
| Кустарева | Kazakhstan, Russia, Kyrgyzstan, Belarus, Ukraine |