Surname Johanen (Johanen 
) , in all the world, is a very rare family name. The family name Johanen is habitual in Sweden, where it is a rare surname, Venezuela, where it is an extremely rare surname, and the United States. Not in comparison with a country's population, it most frequently occurs in Sweden, the United States, and Nigeria. Much less frequently, Johanen is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Johanen | Venezuela, Sweden, Nigeria, United States |