Surname Greman (Greman 
) , across the world, is a rare last name. The cognomen Greman is habitual in Croatia, where it is a rare surname, Sweden, and Hungary. In absolute terms, it is commonest in Nigeria, Sweden, and Croatia. Also, Greman is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Greman | Hungary, Philippines, Sweden, Nigeria, Croatia |