Last name Venalainen (Venalainen 
) , all around the world, is quite a rare family name. The last name Venalainen is characteristic of Northern Europe, particularly Finland, where it is quite a common surname, Estonia, where it is a rare surname, and Sweden. In absolute terms, it is the most numerous in Finland, Sweden, and Canada.
| VARIANT | COUNTRY |
|---|---|
| Venalainen | Sweden, Estonia, Finland, Canada, Denmark |