Cognomen Пивар (Pivar 
, Пивар 
) , in the entire world, is a rare surname. The family name Пивар is characteristic of Slovenia, where it is quite a rare surname, Croatia, and Estonia, where it is a rare surname. In absolute terms, it is commonest in the United States, Slovenia, and Croatia. Very seldom, Пивар is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Pivar | Croatia, United States, India, Canada, Slovenia |
| Пивар | Kazakhstan, Ukraine |