Surname Selthofer (Selthofer 
) , in the entire world, is a rare last name. The surname Selthofer is characteristic of Croatia, where it is quite a rare surname, Germany, where it is a very rare surname, and Canada. In absolute terms, this name is the most popular in Croatia, Germany, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Selthofer | United States, Germany, Croatia, Canada |