Last name Радиванюк (Радиванюк 
) , all around the world, is a very rare family name. The surname Радиванюк is characteristic of Eastern Europe, particularly Belarus, where it is a rare surname, Ukraine, where it is a very rare surname, and Russia, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Радиванюк | Russia, Ukraine, Belarus |