Surname Франсен (Francen 
, Franzén 
, Франсен 
) , around the world, is quite a common family name. The family name Франсен is characteristic of Sweden, where it is quite a common surname, Belgium, where it is a rare surname, and Finland. Not in comparison with a country's population, it most frequently occurs in Sweden, the United States, and Belgium. Very seldom, Франсен is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Francen | Belgium, Germany, Indonesia, Sweden, United States |
| Franzén | Finland, Germany, Denmark, Sweden, United States |
| Франсен | Russia, Ukraine |
| Frantzén | Finland, Sweden |