Cognomen Vyazhevich (Vyazhevich 
, Вяжевич 
) , in all the world, is a rare last name. The cognomen Vyazhevich is characteristic of Belarus, where it is quite a rare surname, Russia, where it is a rare surname, and Kazakhstan. In absolute terms, the name is most common in Eastern Europe, particularly Belarus, Russia, and Ukraine.
| VARIANT | COUNTRY |
|---|---|
| Vyazhevich | Russia, United States |
| Вяжевич | Kazakhstan, Russia, Ukraine, Belarus |