Cognomen Rizoniko (Rizoniko 
) , around the globe, is a very rare family name. The cognomen Rizoniko is habitual in Montenegro, where it is quite a rare surname, Croatia, where it is a rare surname, and Canada, where it is an extremely rare surname. Not in comparison with a country's population, it is commonest in Montenegro, Croatia, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Rizoniko | United States, Montenegro, Croatia, Canada |