Last name Viltman (Viltman 
) , in the world, is a very rare cognomen. The cognomen Viltman is characteristic of Croatia, where it is a very rare surname, France, where it is an extremely rare surname, and Canada. In absolute terms, it is the most numerous in the United States, Croatia, and France.
| VARIANT | COUNTRY |
|---|---|
| Viltman | United States, Croatia, Canada, France |