Cognomen Kolosovs (Kolosovs 
) , across the world, is a rare last name. The family name Kolosovs is habitual in Northern Europe, particularly Latvia, where it is quite a common surname, Estonia, where it is a rare surname, and Finland, where it is a very rare surname. In absolute terms, it is the most numerous in Latvia, the United Kingdom, and Hungary.
| VARIANT | COUNTRY |
|---|---|
| Kolosovs | United Kingdom, Hungary, Estonia, Latvia, Finland |
| dmitrijs kolosovs |
|