All over the world, Вятчеслав (Вятчеслав 
, Vyatcheslav 
, Vjatcheslav 
) is a very rare male forename. The first name Вятчеслав is characteristic of Eastern Europe, particularly Ukraine, where it is a very rare masculine name, and Russia. Very seldom, Вятчеслав is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Вятчеслав | Kyrgyzstan, Russia, Ukraine |
| Vyatcheslav | Russia, United States |
| Vjatcheslav | Estonia, Russia, Belgium, United States |