Surname Куванич (Куванич 
) , all around the world, is an extremely rare last name. The family name Куванич is characteristic of Kyrgyzstan, where it is a very rare surname, and Ukraine, where it is an extremely rare surname. More prevalently, Куванич is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Куванич | Kazakhstan, Ukraine, Kyrgyzstan |